




GROSSSIEBERT PROGRAM SEMINAR 
() 
Organizational meeting 

September 05, 2019, 3:30 pm at Science Center 232 
NUMBER THEORY SEMINAR 
N/A () 
N/A 

November 26, 2014, at 
NUMBER THEORY SEMINAR 
() 
No seminar this week 

November 02, 2016, at 
NUMBER THEORY SEMINAR 
N/A () 
**CANCELLED** 

November 12, 2014, at 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Netanel (Nati) RubinBlaier (HARVARD & BRANDEIS) 
Abelian cycles, and homology of symplectomorphism groups 

February 04, 2019, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
CMSA FLUID DYNAMICS SEMINAR 
Tamer A. Zaki (JOHNS HOPKINS UNIVERSITY) 
The Onset of Chaos in Shear Flows 

May 15, 2019, 3:00 pm  4:00 pm at CMSA, 20 Garden St, G10 
LOGIC COLLOQUIUM 
Theodore A. Slaman (UC BERKELEY) 
Recursion Theory and Diophantine Approximation 

November 03, 2016, 4:00 pm at 2 Arrow St, Rm 420 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Scott Aaronson (MIT) 
BosonSampling and the Permanents of Gaussian Matrices 

September 16, 2015, 2:00  3:30 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Mohammed Abouzaid (COLUMBIA UNIVERSITY) 
Nearby Lagrangians are simply homotopic 

October 23, 2015, 3:30  4:30 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Mohammed Abouzaid (COLUMBIA UNIVERSITY) 
Formality and Symplectic Khovanov Homology 

March 14, 2014, 3:30  4:30 PM at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Mohammed Abouzaid (COLUMBIA UNIVERSITY) 
A formalism for Floer theory with coefficients 

November 09, 2018, 3:30 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Dan Abramovich (BROWN UNIVERSITY) 
Moduli technique in resolution of singularities 

February 12, 2019, 3:00 pm at Science Center 507 
LOGIC SEMINAR 
Nate Ackerman (HARVARD UNIVERSITY) 
Vaught's Conjecture for a Grothendieck topos 

September 05, 2017, 5:00  6:00 PM at Science Center 507 
LOGIC SEMINAR 
Nathanael Ackerman (HARVARD UNIVERSITY) 
Entropy of Invariant Measures 

February 25, 2019, 5:40 PM at Science Center 507 
LOGIC SEMINAR 
Nate Ackerman (HARVARD UNIVERSITY) 
Trees, Sheaves and Definition by Recursion 

October 10, 2017, 5:15 PM at Science Center 507 
GAUGE THEORY AND SYMPLECTIC GEOMETRY SEMINAR 
Colin Adams (WILLIAMS COLLEGE) 
Volume and volume density for hyperbolic knots and links 

October 21, 2016, 3:30  4:30 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Louigi Addario (MCGILL UNIVERSITY) 
Slowdown of the front for branching Brownian motion with decay mass 

January 27, 2016, 2:30 PM at CMSA Building, 20 Garden Street, Room G02 
NUMBER THEORY SEMINAR 
Moshe Adrian (UNIVERSITY OF TORONTO) 
On the local converse problem for GL(n,F) 

December 03, 2014, 3:00 PM at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Anar Akhmedov (UNIVERSITY OF MINNESOTA AND HARVARD UNIVERSITY) 
Construction of symplectic 4manifolds and Lefschetz fibrations via Luttinger surgery 

October 05, 2018, 3:30 pm at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Salem Al Mosleh (CMSA) 
Thin elastic shells and isometric embedding of surfaces in threedimensional Euclidean space 

October 10, 2018, 11:00 am at CMSA Building, 20 Garden St, G02 
CMSA GENERAL RELATIVITY SEMINAR 
Aghil Alaee (CMSA) 
Massangular momentum inequality for black holes 

September 12, 2018, 11:00 am at CMSA Building, 20 Garden St, G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Ahil Alaee (CMSA) 
Geometric inequalities for quasilocal masses 

September 10, 2019, 4:15  5:15 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Semyon Alesker (TEL AVIV UNIVERSITY) 
Quaternionic MongeAmpere equations on HKT manifolds 

October 09, 2018, 4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Murad Alim (HARVARD UNIVERSITY) 
Lie algebra and differential rings of tt* geometries of CalabiYau sigma models 

October 27, 2014, 12:00  2:00 PM at Science Center 232 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Noga Alon (TEL AVIV UNIVERSITY) 
Random Cayley Graphs 

October 25, 2017, 3:00  4:00 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Ali Altug (COLUMBIA UNIVERSITY) 
Functoriality, trace formula, and related problems 

April 13, 2016, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Ali Altug (BOSTON UNIVERSITY) 
Beyond endoscopy, the trace formula, and its relatives 

April 25, 2018, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Orlando Alvarez (UNIVERSITY OF MIAMI) 
Effective Actions, Lovelock Lagrangians and LipschitzKilling Curvatures 

April 11, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Lino Amorim (KANSAS STATE) 
Mirror symmetry for an orbifold sphere 

December 11, 2018, 4:00 pm at Science Center 507 
SPECIAL DIFFERENTIAL GEOMETRY SEMINAR 
Joergen Andersen (AARHUS UNIVERSITY) 
Basics of Geometric Quantization and moduli spaces of flat connections 

March 25, 2015, 2:00 PM at Science Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Michael Anderson (STONY BROOK) 
Boundary value problems for Einstein metrics and a conjecture of Bartnik 

October 20, 2015, 4:15 PM at Science Center 507 
THURSDAY SEMINAR 
Michael Andrews (MIT) 
An infinite family in the homotopy groups of spheres 

October 31, 2013, 3:00  5:00 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Omer Angel (UNIVERSITY OF BRITISH COLUMBIA) 
Balanced excited random walks 

December 05, 2018, 3:00  4:00 pm at CMSA Building, 20 Garden St, G02 
TRIVIAL NOTIONS SEMINAR 
Stergios Antonakoudis (HARVARD UNIVERSITY) 
Measured foliations and Riemann surfaces 

February 06, 2014, 12:00 PM at Science Center 112 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL MATHEMATICAL PHYSICS SEMINAR 
Tomoyuki Arakawa (RIMS, KYOTO UNIVERSITY) 
Vertex algebras and symplectic varieties 

May 13, 2016, 4:00  5:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
LouisPierre Arguin (CUNY) 
The maximum of the characteristic polynomial of random unitary matrices 

November 18, 2015, 2:00 PM at Science Center 232 
MATHEMATICAL PHYSICS SEMINAR 
Nima ArkaniHamed (IAS, PRINCETON) 
The Amplituhedron and Scattering Amplitudes as Binary Code 

April 13, 2017, 2:45 pm at Jefferson 453 
CMSA SPECIAL SEMINAR 
Nima ArkaniHamed (INSTITUTE FOR ADVANCED STUDY) 
Spacetime, Quantum Mechanics and Positive Geometry 

November 09, 2018, 12:00  1:30 pm at Science Center 507 
CMSA COLLOQUIUM 
Nima ArkaniHamed (IAS) 
Spacetime, Quantum Mechanics and Positive Geometry at Infinity 

October 30, 2019, 4:30 pm 5:30 pm at CMSA, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Kenny Ascher (COLUMBIA UNIVERSITY) 
Uniformity of integral points and the LangVojta conjecture 

November 22, 2016, 3:00 PM at science Center 507 
NUMBER THEORY SEMINAR 
Avner Ash (BOSTON COLLEGE) 
Resolutions of the Steinberg module for GL(n) 

April 04, 2019, 3:00 pm at Science Center Hall E *note different day and location* 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Matthieu Astorg (UNIVERSITé PAUL SABATIER) 
A polynomial endomorphism of C^2 with a wandering Fatou component 

April 29, 2015, 4:00  5:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Atanas Atansov, 34 pm / Eric Larson, 45 pm (HARVARD UNIVERSITY) 
Interpolation and vector bundles on curves 

December 09, 2014, 3  5 pm at Science Center 507 
JOINT HARVARD MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Antonio Auffinger (NORTHWESTERN UNIVERSITY) 
Parisi formula for the ground state energy of the SherringtonKirkpatrick model 

September 28, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
GROSSSIEBERT PROGRAM SEMINAR 
Denis Auroux (HARVARD UNIVERSITY) 
Introduction to SYZ Mirror Symmetry 

September 12, 2019, 3:30 pm at Science Center 232 
GAUGE  TOPOLOGY  SYMPLECTIC SEMINAR 
Denis Auroux (HARVARD UNIVERSITY) 
An invitation to homological mirror symmetry 

September 14, 2018, 3:30 pm at Science Center 507 
STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
Denis Auroux (HARVARD UNIVERSITY) 
An introduction to Fukaya categories and homological mirror symmetry 

September 07, 2018, 1:30  3:00 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Brandon B. Meredith (EMBRYRIDDLE AERONAUTICAL UNIVERSITY) 
Mirror Symmetry on Toric Surfaces via Tropical Geometry 

April 09, 2018, 12:00 PM at CMSA Building, 20 Garden Street, G02 
MATHEMATICAL PHYSICS SEMINAR 
Senya B. Shlosman (AIXMARSEILLE UNIVERSITY AND BROWN UNIVERSITY) 
Airy Diffusion and N1/3 Fluctuations in the 2D Ising Model 

April 28, 2015, 2:00 PM at Science Center 530 
CMSA COLLOQUIUM 
Richard B. Freeman (HARVARD UNIVERSITY AND NBER) 
Innovation in Cell Phones in the US and China: Who Improves Technology Faster? 

January 30, 2019, 4:30 pm at CMSA Building, 20 Garden St, G10 
CMSA GENERAL RELATIVITY SEMINAR 
Amir Babak Aazami (CLARK UNIVERSITY) 
Kähler metrics via Lorentzian geometry in dimension 4 

April 11, 2019, 3:00  4:00 pm at Science Center 411 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Tom Bachmann (MIT) 
Affine Grassmannians in motivic homotopy theory 

October 02, 2018, 3:00 pm at MIT 22142 
HARVARD LOGIC COLLOQUIUM 
Joan Bagaria (UNIVERSITAT DE BARCELONA) 
Reflection phenomena in the settheoretic universe 

October 29, 2014, 4:30  5:30 PM at Logic Center, 2 Arrow St, Rm 408 
LOGIC SEMINAR 
Paul Baginski (FAIRFIELD UNIVERSITY) 
Model Theoretic Advances for Groups With Bounded Chains of Centralizers 

April 24, 2018, 5:15 PM at Science Center 507 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Matt Bainbridge (INDIANA UNIVERSITY) 
Smooth compactifications of strata of abelian differentials 

March 29, 2017, 4:00 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Yuri Bakhtin (COURANT INSTITUTE) 
Burgers equation with random forcing 

March 18, 2015, 11:30 am  1:00 pm at Science Center 530 
NUMBER THEORY SEMINAR 
Jennifer Balakrishnan (BOSTON UNIVERSITY) 
Iterated padic integrals and rational points on curves 

September 14, 2016, 3:00  4:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Jennifer Balakrishnan (BOSTON UNIVERSITY) 
Effective aspects of quadratic Chabauty 

April 04, 2018, 3:00 PM at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
John Baldwin (BOSTON COLLEGE) 
Instanton Lspace knots 

February 22, 2019, 3:30 PM at Science Center 507 
HARVARD LOGIC SEMINAR 
John Baldwin (UNIVERSITY OF ILLINOIS AT CHICAGO) 
The divorce of set theory and first order model theory 

February 24, 2016, 4:00  6:00 PM at 2 Arrow Street, Room #420 
GAUGE THEORY & TOPOLOGY SEMINAR 
John Baldwin (BOSTON COLLEGE) 
The monopole category and invariants of bordered 3manifolds II 

November 08, 2013, 3:30  4:30 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Alfonso Bandeira (NEW YORK UNIVERSITY) 
Statistical estimation under group actions: The Sample Complexity of MultiReference Alignment 

October 10, 2018, 3:00  4:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Boaz Barak (HARVARD UNIVERSITY SEAS) 
Convexity, Bayesianism, and the quest towards Optimal Algorithms 

October 14, 2015, 4:00 PM at Science Center 507 
RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Boaz Barak (HARVARD PAULSON SCHOOL) 
Computational Bayesianism, sums of squares, cliques, and unicorns 

November 09, 2016, 3:00 PM at CMSA Building, 20 Garden St, G10 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Yusuf Baris Kartal (MIT) 
Distinguishing symplectic fillings using dynamics of Fukaya categories 

November 19, 2018, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
Yusuf Baris Kartal (MIT) 
Distinguishing open symplectic mapping tori via the dynamics of Fukaya categories 

October 12, 2018, 2:00  3:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY 
Yusuf Baris Kartal (MIT) 
HMS for Del Pezzo surfaces 

November 03, 2016, 2:00 PM  4:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Yusuf Baris Kartal (MIT) 
Dynamical invariants of categories associated to mapping tori 

November 13, 2017, 12:30  1:30 pm at CMSA Building, 20 Garden Street, G02 
CMSA SPECIAL SEMINAR 
Maissam Barkeshli (UNIVERSITY OF MARYLAND) 
Relative anomalies in (2+1)D symmetry enriched topological states 

April 26, 2019, 10:30 am at CMSA, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ignacio Barros (NORTHEASTERN UNIVERSITY) 
Uniruledness of strata of holomorphic differentials in small genus 

October 09, 2018, 3:00 pm at Science Center 507 
THURSDAY SEMINAR 
Clark Barwick (MIT) 
The BassQuillen Conjecture 

February 19, 2015, 3:30  5:30 PM at Science Center Hall E 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Tathagata Basak (IOWA STATE) 
A complex ball quotient and the monster 

March 20, 2018, 3:00 PM at MIT 4153 
MATHEMATICAL PHYSICS SEMINAR 
Roland Bauerschmidt (HARVARD UNIVERSITY) 
Renormalization Group Analysis of SelfAvoiding Walk and Spin Models in 4D 

December 08, 2015, 4:15 PM at Jefferson 356 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Roland Bauerschmidt (HARVARD UNIVERSITY) 
Supersymmetry in statistical mechanics 

November 24, 2014, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Chris Beasley (NORTHEASTERN UNIVERSITY) 
SelfLinking for Legendrian Knots 

January 26, 2015, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Florian Beck (UNIVERSITY OF HAMBURG) 
Hitchin systems in terms of CalabiYau threefolds 

October 23, 2017, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Roya Beheshti (WASHINGTON UNIVERSITY IN ST. LOUIS) 
Spaces of rational curves on Fano hypersurfaces 

March 25, 2014, 4:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mark Behrens (MIT) 
bo resolutions 

October 24, 2013, 3:00  5:00 PM at Science Center 07 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Alireza Behtash (NORTH CAROLINA STATE UNIVERSITY) 
Lefschetz Thimbles and Supersymmetric Quantum Mechanics 

November 09, 2015, 12:00  1:00 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Dori Bejleri (MIT) 
Compact moduli of elliptic fibrations and degree one del Pezzo surfaces 

October 16, 2018, 3:00 pm at MIT 2142 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Dori Bejleri (MIT) 
Stable pair compactifications of the moduli space of degree one del Pezzo surfaces via elliptic fibrations 

October 01, 2018, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
LOGIC SEMINAR 
Tibor Beke (UNIVERSITY OF MASSACHUSETTS  LOWELL) 
Schanuel functors and the Grothendieck (semi)ring of some theories 

December 03, 2018, 5:40 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Florent Bekerman (MIT) 
Transport Methods and Universality for betamatrix models 

February 17, 2016, 2:50 PM at CMSA Building, 20 Garden Street, Room G02 
NUMBER THEORY SEMINAR 
Renee Bell (MIT) 
LocaltoGlobal Lifting for Curves in Characteristic p 

November 29, 2017, 3:15 pm *sharp at Science Center 507 
NUMBER THEORY SEMINAR 
Joël Bellaiche (BRANDEIS UNIVERSITY) 
The eigencurve at classical points of weight one 

December 10, 2014, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Joël Bellaïche (BRANDEIS UNIVERSITY) 
Lacunarity of modular forms 

February 08, 2017, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Gerard Ben Arous (COURANT INSTITUTE) 
Complexity of random functions of many variables: from geometry to statistical physics and deep learning algorithms 

January 11, 2017, 4:00 pm at CMSA Building, 20 Garden St, G10 
HARVARDMIT COMBINATORICS SEMINAR 
Bruno Benedetti (UNIVERSITY OF MIAMI) 
Local constructions of manifolds 

October 19, 2018, 4:15  5:15 pm at MIT 2147 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Pietro Benetti Genolini (UNIVERSITY OF OXFORD) 
Topological AdS/CFT 

November 06, 2017, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
JOINT HARVARD MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Stephane Benoist (MIT) 
Near critical spanning forests 

September 21, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
John Bergdall (BRYN MAWR COLLEGE) 
Upper bounds for constant slope padic families of modular forms 

November 28, 2018, 3:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
John Bergdall (BOSTON UNIVERSITY) 
Slopes of modular forms and the ghost conjecture 

March 30, 2016, 3:00 PM at Science Center 507 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Per Berglund (UNIVERSITY OF NEW HAMPSHIRE) 
A Generalized Construction of CalabiYau Manifolds and Mirror Symmetry 

January 28, 2019, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Aaron Bertram (UTAH) 
Stability for Regular Coherent Sheaves 

November 27, 2018, 3:00 pm at MIT 2142 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Aaron Bertram (UNIVERSITY OF UTAH) 
Counting finite quot schemes 

February 07, 2017, 3:00 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Aaron Bertram (UTAH) 
Stability Conditions and Polarized Moduli 

September 16, 2014, 3:30 PM at Science Center 507 
THURSDAY SEMINAR 
Dan BerwickEvans (UNIVERSITY OF ILLINOIS URBANACHAMPAIGN) 
Field theories and elliptic cohomology from the vantage of characters 

April 21, 2017, 3:00 pm at MIT 2131 *note special location* 
SPECIAL PRESENTATION 
Manjul Bhargava (Princeon), Barry Mazur (Harvard), Matt Brown (Writer and Director), Stephen Wolfram (CEO, Wolfram Research), Robert Kanigel (Author) () 
The Man Who Knew Infinity: Bringing Mathematics to the Silver Screen 

April 30, 2016, 3:30  4:45 pm at Science Center Hall D 
THURSDAY SEMINAR 
Bhargav Bhatt (UNIVERSITY OF MICHIGAN) 
Crystalline cohomology 

December 03, 2015, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Bhargav Bhatt (UNIVERSITY OF MICHIGAN) 
Overview of the perfectoid construction of A\Omega 

February 11, 2016, 3:00  5:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Bhargav Bhatt (UNIVERSITY OF MICHIGAN) 
Prisms and deformations of de Rham cohomology 

February 06, 2018, 3:00 PM at MIT  4153 
COLLOQUIUM 
Bhargav Bhatt (UNIVERSITY OF MICHIGAN) 
Title: Interpolating padic cohomology theories 

March 11, 2019, 3:00 PM at Science Center 507 
CMSA QUANTUM MATTER/QUANTUM FIELD THEORY SEMINAR 
Zhen Bi (MIT) 
Novel quantum criticality beyond LandauGinzburgWilsonFisher paradigm 

October 02, 2019, 10:30 am  12:00 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Stefano Bianchini (SISSA) 
Concentration of entropy dissipation for scalar conservation laws 

April 07, 2016, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Stefano Bianchini (SISSA) 
Quadratic interaction functional for system of conservation laws 

April 21, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Lydia Bieri (UNIVERSITY OF MICHIGAN) 
Einstein's Equations, Energy and Gravitational Radiation 

February 11, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Lydia Bieri (UNIVERSITY OF MICHIGAN) 
Mathematical General Relativity 

March 02, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Lydia Bieri (UNIVERSITY OF MICHIGAN) 
The Shape of the Universe 

February 16, 2016, 4:15 PM at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Lydia Bieri (UNIVERSITY OF MICHIGAN) 
Logarithmic or Not Logarithmic 

April 19, 2019, 9:30 am  10:30 am at CMSA, 20 Garden St, G02 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Ian Biringer (BOSTON COLLEGE) 
Convex cores of thick hyperbolic 3manifolds with bounded rank 

February 21, 2018, 4:00 PM at Science Center 530 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Giulio Biroli (ENS) 
Large deviations for the largest eigenvalues and eigenvectors of spiked random matrices 

April 09, 2019, 12:00  1:00 pm at CMSA, 20 Garden Street, G02 
MATHEMATICAL PHYSICS SEMINAR 
Dietmar Bisch (VANDERBILT UNIVERSITY) 
Single Generated Planar Algebras 

October 04, 2016, 2:45 pm at Jefferson 453 
MATHEMATICAL PHYSICS SEMINAR 
Marcel Bischoff (OHIO UNIVERSITY) 
Quantum Symmetries and Conformal Nets 

April 03, 2018, 4:00 PM at Jefferson 356 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Marek Biskup (UCLA) 
Local limit theory for extreme values of 2D Discrete Gaussian Free Field 

April 27, 2016, 2:15  3:30 pm at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Agnese Bissi (HARVARD UNIVERSITY) 
Loops in AdS from conformal symmetry 

March 27, 2017, 12:00 pm at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Nati Blaier (CMSA, HARVARD) 
Geometry of the symplectic Torelli group 

October 18, 2017, 12:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Netanel Blaier (BRANDEIS UNIVERSITY) 
Intro to HMS 

September 22, 2016, 2:00  4:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Netanel Blaier (BRANDEIS UNIVERSITY) 
Intro to HMS 2 

September 29, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
BRANDEIS, HARVARD, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Spencer Bloch (UNIVERSITY OF CHICAGO) 
Periods, motivic gamma functions, and Hodge structures 

November 16, 2017, Tea at 4 pm, Talk at 4:30 pm at Science Center Hall A 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Jon Bloom (BROAD INSTITUTE) 
Principal component analysis for topologists 

September 27, 2019, 3:30 pm at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Jon Bloom (MIT) 
The monopole category and invariants of bordered 3manifolds I 

November 08, 2013, 2:15  3:15 PM at Science Center 507 
LOGIC SEMINAR 
Douglas Blue (HARVARD UNIVERSITY) 
Equivalence relations and effective cardinality 

April 08, 2019, 5:40 pm at Science Center 507 
LOGIC SEMINAR 
Doug Blue (HARVARD UNIVERSITY) 
Sacks' embedding problem 

October 29, 2018, 5:40 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Barbara Bolognese (NORTHEASTERN UNIVERSITY) 
TBA 

April 07, 2015, 3:00 PM at Science Center 507 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Francis Bonahon (UNIVERSITY OF SOUTHERN CALIFORNIA) 
What to do when you cannot confine your planes? Teichmüller spaces of noncompact Riemann surfaces 

April 04, 2018, 4:00 pm at Science Center 530 
SOCIAL SCIENCE APPLICATIONS FORUM 
Pietro Bonaldi (CARNEGIE MELLON UNIVERSITY) 
Synthetic Regression Discontinuity  Causal Identification with Machine Learning 

March 11, 2019, 2:30 PM at CMSA, 20 Garden Street, G02 
LOGIC SEMINAR 
Will Boney (HARVARD UNIVERSITY) 
Erd`sRado Classes 

October 15, 2018, 5:40 pm at Science Center 507 
LOGIC SEMINAR 
Will Boney (HARVARD UNIVERSITY) 
Modeltheoretic characterizations of large cardinals 

September 19, 2017, 5:15 PM at Science Center 507 
HARVARD LOGIC SEMINAR 
Will Boney (UNIVERSITY OF ILLINOIS AT CHICAGO) 
Tameness in Abstract Elementary Classes 

February 23, 2015, 4:30  5:30 PM at Logic Center, 2 Arrow St, Rm 420 
LOGIC SEMINAR 
Will Boney (HARVARD UNIVERSITY) 
Interpolation beyond $\mathbb{L}_{\omega_1, \omega}$ 

October 24, 2017, 5:15 pm at Science Center 507 
NUMBER THEORY SEMINAR 
James Borger (AUSTRALIAN NATIONAL UNIVERSITY) 
Positivity and periodicity in global Witt vectors 

April 22, 2015, 3:00 PM at Science Center 507 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Dennis Borisov (AARHUS/CMSA) 
Global shifted potentials for 2shifted symplectic structures 

May 06, 2019, 12 pm  1 pm at CMSA, 20 Garden St, G10 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Gaetan Borot (MAX PLANCK INSTITUTE) 
A generalization of Mirzakhani's identity, and geometric recursion 

September 17, 2018, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Nate Bottman (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Singular quilts and a proposed Ainfinity 2category 

October 31, 2014, 3:30 PM at Science Center 507 
RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Paul Bourgade (NYU) 
Extremes of random matrices and logcorrelated fields 

June 08, 2016, 3:00 pm at CMSA Building, 20 Garden St, G02 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Paul Bourgade (NYU) 
Logcorrelations and branching structures in analytic number theory 

April 04, 2019, 4:30 pm 5:30 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Lukas Brantner (HARVARD UNIVERSITY) 
Rezk's Congruence Criterion 

March 06, 2014, 3:00  5:00 PM at Science Center 507 
INFORMAL GEOMETRY & DYAMICS SEMINAR 
Corey Bregman (BRANDEIS UNIVERSITY) 
Kaehler groups and surface bundles 

April 11, 2018, 4:00 PM at Science Center 530 
HARVARD/MIT LOGIC SEMINAR **NEW TIME & LOCATION** 
Spencer Breiner (CARNEGIE MELLON UNIVERSITY) 
A scheme construction for logic and model theory 

October 29, 2013, 5:00  6:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Michael Brenner (HARVARD UNIVERSITY SEAS) 
Droplet splashing and other hydrodynamic singularities 

December 03, 2014, 4:15 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Martin Bridgeman (BOSTON COLLEGE) 
The pressure metric for convex Anosov representations 

November 13, 2013, 4:00 PM at Science Center 507 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Martin Bridgeman (BOSTON COLLEGE) 
The WeilPetersson gradient flow for renormalized volume 

October 23, 2019, 4:30 pm at Science Center 530 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Kenneth Bromberg (UNIVERSITY OF UTAH) 
Bounds on renormalized volume and the volume of the convex core 

March 21, 2018, 4:00 pm at Science Center 530 
LOGIC SEMINAR 
Andrew BrookeTaylor (UNIVERSITY OF LEEDS) 
Products of CW complexes: the full story 

February 20, 2018, 5:15 pm at Science Center 507 
LOGIC SEMINAR 
Linda Brown Westrick (UNIVERSITY OF CONNECTICUT) 
Towards a notion of computable reducibility for discontinuous functions 

November 14, 2017, 5:15 pm at Science Center 507 
THURSDAY SEMINAR 
Michael Brown (UNIVERSITY OF NEBRASKA) 
A Generalization of the AtiyahBottShapiro Construction Applied to Matrix Factorizations 

December 11, 2014, 4:00  5:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jim Bryan (UNIVERSITY OF BRITISH COLUMBIA) 
The DonaldsonThomas theory of K3xE and the Igusa cusp form 

November 24, 2014, 4:00 PM *New time* at Science Center 507 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Kaifeng Bu (HARVARD UNIVERSITY AND ZHEJIANG UNIVERSITY) 
Efficient classical simulation of Clifford circuits with nonstabilizer input states 

March 05, 2019, 3:00 PM at Jefferson 356 
MATHEMATICAL PHYSICS SEMINAR 
Kaifung Bu (HARVARD UNIVERSITY) 
De Finetti Theorems for Braiding Parafermions 

January 30, 2018, 4:00 PM at Jefferson 356 
BRANDEIS  HARVARD  MIT  NORTHEASTERN JOINT COLLOQUIUM 
Peter Bubenik (UNIVERSITY OF FLORIDA) 
Mathematical Aspects of Topological Data Analysis 

September 27, 2018, 4:30 pm at Northeastern  509 Lake Hall 
NUMBER THEORY SEMINAR 
Alina Bucur (UCSD AND ICERM) 
Statistics for points on curves over finite fields 

September 16, 2015, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Gabriel Bujokas (HARVARD UNIVERSITY) 
Covers of an elliptic curve E and curves in ExP^1 

September 23, 2014, 4:00 PM at MIT E17122 
THURSDAY SEMINAR 
Robert Burklund (MIT) 
Properties of BrownGitler spectra 

November 01, 2018, 3:00 pm  5:00 pm at Science Center 507 
LOGIC COLLOQUIUM 
Sam Buss (UC SAN DIEGO) 
Bounded Arithmetic, Expanders, and Monotone Propositional Proofs 

October 24, 2018, 3:00  4:00 pm at Logic Center, 2 Arrow St, Rm 420 
NUMBER THEORY SEMINAR 
Kazim Buyuboduk (UC DUBLIN AND HARVARD UNIVERSITY) 
Nonordinary symmetric squares and Euler systems of rank 2 

November 08, 2017, 3:15 pm *sharp at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Armando Cabrera Pacheco (UNIVERSITäT TüBINGEN) 
Asymptotically flat extensions with charge 

April 26, 2019, 2:303:30 pm at CMSA, 20 Garden Street, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Tianxi Cai (HARVARD SCHOOL OF PUBLIC HEALTH) 
Discovery Research with Electronic Medical Records Data 

October 15, 2014, 4:15 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Frank Calegari (UNIVERSITY OF CHICAGO) 
Modularity lifting theorems beyond Shimura varieties 

April 05, 2017, 3:00 pm at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Danny Calegari (UNIVERSITY OF CHICAGO) 
Roots, Schottky semigroups, and a proof of Bandt's Conjecture 

October 09, 2014, 4:30 PM at Science Center Hall A 
TRIVIAL NOTIONS SEMINAR 
Justin Campbell (HARVARD UNIVERSITY) 
Geometric class field theory after Deligne 

September 26, 2013, 1:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Lino Campos Amorim (BOSTON UNIVERSITY) 
Fukaya category of a compact toric manifold 

December 08, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Serge Cantat (INSTITUTE FOR ADVANCED STUDY) 
Birational Actions of SL(n,Z) 

October 28, 2014, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Yaiza Canzani (HARVARD UNIVERSITY) 
Local geometry of the nodal sets of Laplace eigenfunctions 

March 10, 2014, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Yaiza Canzani (UNC) 
Understanding the growth of Laplace eigenfunctions 

March 12, 2019, 4:00 PM at Science Center 507 
CMSA SPECIAL ALGEBRAIC GEOMETRY SEMINAR 
Jin Cao (TSINGHUA UNIVERSITY) 
Elliptic motives and related topics 

February 15, 2019, 3:00 pm at CMSA, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ana Caraiani (PRINCETON UNIVERSITY) 
On vanishing of torsion in the cohomology of Shimura varieties 

October 27, 2015, 3:00 PM at MIT E17128 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS SPECIAL SEMINAR 
David Carchedi (GEORGE MASON UNIVERSITY) 
Dgmanifolds as a model for derived manifolds 

April 27, 2017, 2:00  3:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Erik Carlsson (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
agt and the segal sugawara construction 

October 05, 2015, 12:00  2:00 PM at Science Center 232 
CMSA SPACETIME SEMINAR 
Simon CaronHuot (MCGILL UNIVERSITY) 
Poincare Duals of Feynman Integrals 

October 03, 2019, 2:30 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Roger Casals (MIT) 
Legendrian Presentation of Weinstein Domains 

November 30, 2015, 12:00  2:00 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Renzo Cavalieri (COLORADO STATE) 
Witten conjecture for Mumford's kappa classes 

May 08, 2018, 3:00 PM at Science Center 507 
TRIVIAL NOTIONS SEMINAR 
Francesco Cavazzani (HARVARD UNIVERSITY) 
ADE Singularities and Slodowy Slices 

October 03, 2013, 1:00  2:00 PM at Science Center 507 
LOGIC SEMINAR 
Justin Cavitt (HARVARD UNIVERSITY) 
Large Cardinals and Simpler Proofs 

March 25, 2019, 5:40 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Kestutis Cesnavicius (CNRS/PARISSUD) 
Purity for flat cohomology 

November 06, 2019, 3:00 pm  4:00 pm at Sci Center 507 
CMSA TOPOLOGICAL ASPECTS OF CONDENSED MATTER SEMINAR 
Claudio Chamon (BOSTON UNIVERSITY) 
Manybody scar states with topological properties in 1D, 2D, and 3D 

December 03, 2018, 10:00  11:30 am at CMSA Building, 20 Garden St, G02 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Melody Chan (BROWN UNIVERSITY) 
Cohomology of M_g and the tropical moduli space of curves 

April 24, 2018, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Charlotte Chan (PRINCETON UNIVERSITY) 
Affine DeligneLusztig varieties at infinite level for GLn 

February 27, 2019, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
François Charles (MIT/UNIVERSITé D'ORSAY) 
Frobenius distribution and exceptional isogenies for pairs of elliptic curves over number fields 

February 26, 2014, 3:00 PM at Science Center 507 
GEOMETRIC ANALYSIS 
Albert Chau (UNIVERSITY OF BRITISH COLUMBIA) 
Survey on Kahler Ricci flow on nonnegatively curved noncompact mainfolds 

March 08, 2016, 9:50  10:50 am at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Albert Chau (UNIVERSITY OF BRITISH COLUMBIA) 
An existence time estimate for Kahler Ricci flow and applications 

March 22, 2016, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Gao Chen (STONY BROOK) 
Classification of gravitational instantons 

September 20, 2016, 4:15 PM at Science Center 507 
SPECIAL SEMINAR 
PoNing Chen (COLUMBIA UNIVERSITY) 
Quasilocal mass in general relativity 

April 15, 2015, 1:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Binglong Chen (SUN YATSEN UNIVERSITY) 
On the geometry of complete positively curved Kahler manifolds 

September 08, 2015, 10:00 AM at Science Center 232 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Thomas Chen (UNIVERSITY OF TEXAS AT AUSTIN) 
Dynamics of a heavy quantum tracer particle in a Bose gas 

October 17, 2018, 3:30  4:30 pm * please note change in time* at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Binglong Chen (SUN YATSEN UNIVERSITY) 
On the local regularity of Einstein spacetimes 

November 03, 2015, 4:15 PM at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
HsinYu Chen (BLACK HOLE INITIATIVE) 
Measuring the Hubble Constant with Gravitational Waves 

February 21, 2019, 3:00 4:00 PM at Sci Center 411 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Binglong Chen (SUN YATSEN UNIVERSITY) 
Ricci flow and the moduli spaces of positive isotropic curvature metrics on fourmanifolds 

October 06, 2015, 10:00 AM at Science Center 232 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Xuwen Chen (UNIVERSITY OF ROCHESTER) 
The Derivation of the Energycritical NLS from Quantum Manybody Dynamics 

March 28, 2019, 4:30  5:30 pm at CMSA, 20 Garden St, G02 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Dawei Chen (BOSTON COLLEGE & HARVARD UNIVERSITY) 
Extremal and rigid divisors on moduli spaces of curves 

March 08, 2017, 4:00 pm at Science Center 530 
CMSA SPECIAL MATHEMATICAL PHYSICS SEMINAR 
Qintao Chen () 
Recent progress of various Volume Conjectures for links as well as 3manifolds 

December 06, 2018, 3:30  4:30 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Qingtao Chen (INTERNATIONAL CENTER FOR THEORETICAL PHYSICS) 
Quantum invariants, Skein relations and Volume Conjecture 

May 12, 2015, 4:30 PM at Science Center 507 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
WeiKuo Chen (UNIVERSITY OF MINNESOTA) 
The generalized TAP free energy 

October 16, 2019, 3:15 pm at CMSA, 20 Garden St, G02 
SPECIAL LECTURE SERIES 
Gaetan Chenevier (CNRS) 
Modular forms of classical groups and even unimodular lattices 

January 22, 2015, 3  4:30 PM at Science Center 507 
SPECIAL LECTURE SERIES 
Gaetan Chenevier (CNRS) 
Modular forms of classical groups and even unimodular lattices 

January 20, 2015, 3  4:30 PM at Science Center 507 
SPECIAL LECTURE SERIES 
Gaetan Chenevier (CNRS) 
Modular forms of classical groups and even unimodular lattices 

January 14, 2015, 3  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
WeiKuo Cheng (UNIVERSITY OF CHICAGO) 
Selfaveraging and universality in spin glasses 

April 22, 2015, 11:30 am  1:00 pm at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Daren Cheng (U CHICAGO) 
Bubble tree convergence of conformally cross product preserving maps 

October 8, 2019, 4:15 pm  5:15 pm at Sci Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Hee Cheol Kim (HARVARD PHYSICS) 
Defects and instantons in 5d SCFTs 

November 21, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Vladimir Chernov (DARTMOUTH UNIVERSITY) 
Minimizing intersection points of loops on a surface and the AndersenMattesReshetikhin Poisson bracket. (based on a joint work with Patricia Cahn) 

September 30, 2016, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Paul Chesler (HARVARD UNIVERSITY PHYSICS) 
Numerical relativity in asymptotically antide Sitter spacetime 

April 20, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
ManWai Cheung (HARVARD UNIVERSITY) 
Quiver representations and theta functions 

October 10, 2017, 3:00 PM at Science Center 411 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MIRROR SYMMETRY SEMINAR 
ManWai Cheung (HARVARD UNIVERSITY) 
Quiver representations and theta functions 

February 16, 2018, 11:00 am at Science Center 530 
CMSA MATHEMATICAL PHYSICS SEMINAR 
ManWai Cheung (HARVARD UNIVERSITY) 
Compactification for cluster varieties without frozen variables of finite type 

October 21, 2019, 12:20  1:10 pm *note special time at CMSA, 20 Garden St, G10 
GROSSSIEBERT PROGRAM SEMINAR 
Mandy Cheung (HARVARD UNIVERSITY) 
GrossSiebert Construction Examples 

October 10, 2019, 4:05 pm at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Sunil Chhita (UNIVERSITY OF BONN, ICERM) 
The twoperiodic Aztec diamond 

April 01, 2015, 11:30 am  1:00 pm at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
ShengFu Chiu (NORTHWESTERN UNIVERSITY) 
Contact nonsqueezability and Microlocal category 

October 24, 2014, 3:30 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Beomjun Choi (COLUMBIA UNIVERSITY) 
Evolution of NonCompact Hypersurface By Inverse Mean Curvature 

December 04, 2018, 4:00 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Kyeongsu Choi (MIT) 
The Gauss curvature flow  the shape of worn stones 

November 05, 2019, 4:15 pm  5:15 pm at Science Center 507 
HARVARD/MIT LOGIC SEMINAR 
Paul Christiano (UC BERKELEY) 
Probabilistic metamathematics and the definability of truth 

October 15, 2013, 4:30  5:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Piotr Chrusciel (UNIVERSITY OF VIENNA) 
Singularities in general relativity 

March 03, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Piotr Chrusciel (UNIVERSITY OF VIENNA) 
Mass oc characteristic surfaces 

March 29, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Piotr Chrusciel (UNIVERSITY OF VIENNA) 
The mathematics of gravitation 

March 09, 2016, 4:25 PM at CMSA Building, 20 Garden Street, Room G10 
THURSDAY SEMINAR 
Dexter Chua (HARVARD UNIVERSITY) 
Introduction to Motivic Homotopy Theory 

October 10, 2019, 3:00 pm  5:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
S.T. Chui (UNIVERSITY OF DELAWARE) 
What's wrong with the finite elements method for Maxwell's equations. Kirchoff's law beyond lumped circuit element 

December 04, 2014, 1:15 pm at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Fan Chung (UNIVERSITY OF CALIFORNIA, SAN DIEGO) 
Sequences: random, structured or something in between 

February 08, 2018, 5:00 pm at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Tom Church (STANFORD UNIVERSITY) 
A survey of representation stability 

February 18, 2014, 3:00 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Tom Church (STANFORD UNIVERSITY) 
Asymptotic representation theory over Z 

April 13, 2017, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall A 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Tom Church (STANFORD & MIT) 
Moebius functions and growth rates of groups 

March 26, 2014, 4:00 PM at Science Center 530 
STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
Patrick Clarke (DREXEL UNIVERSITY AND CMSA) 
Homological mirror symmetry for toric LandauGinzburg models: dual pairs, Tduality, and curved Ainfinity categories 

December 07, 2018, 2:00  3:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Simona Cocco *2nd speaker* (LABORATOIRE DE PHYSIQUE STATISTIQUE DE L’ENS) 
Inferring 'interactions' from correlations: application to memory consolidation and cell assemblies in the behaving rat 

October 29, 2014, 12:00  2:30 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Simona Cocco (CNRS & ECOLE NORMALE SUPéRIEURE, PARIS, FRANCE) 
Reverse modeling of protein sequence data: from graphical models to structural and functional predictions. 

May 02, 2017, 4:00pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Lauren Cohen (HARVARD BUSINESS SCHOOL AND NBER) 
Playing Favorites: How Firms Prevent the Revelation of Bad News 

April 04, 2016, 5:00  6:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Henry Cohn (MICROSOFT) 
Sums of squares, correlation functions, and exceptional geometric structures 

October 26, 2016, 4:30 pm at CMSA Building, 20 Garden St, G10 
SPECIAL SEMINAR 
Henry Cohn (MICROSOFT) 
Sphere packing problem in 8 and 24 dimensions 

November 02, 2016, 10:30 AM  12:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Tristan Collins (HARVARD UNIVERSITY) 
Restricted volumes and finite time singularities of the KahlerRicci flow 

November 16, 2016, 3:30 pm *Special time* at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Tristan Collins (MIT) 
The Inverse MongeAmpere flow 

March 05, 2019, 4:00 PM at Science Center 507 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Tristan Collins (MIT) 
Stability and Nonlinear PDE in mirror symmetry 

February 11, 2019, 12:00  1:00 pm at CMSA, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Tristan Collins (HARVARD UNIVERSITY) 
A tour of SasakianEinstein geometry 

October 10, 2014, 3:30 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Tristan Collins (HARVARD UNIVERSITY) 
The boundary of the Kahler cone 

October 21, 2014, 4:15 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Pierre Colmez (UPMC AND IAS) 
On the cohomology of padic analytic curves 

October 25, 2017, 3:15 pm *sharp at Science Center 507 
SPECIAL SEMINAR 
Geoffrey Compère (UNIVERSITé LIBRE DE BRUXELLES) 
Extension of Virasoro symmetries near extremal black hole horizons 

April 15, 2015, 2:00  3:00 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Austin Conner (TEXAS A&M UNIVERSITY) 
New approaches to upper bounds on the complexity of matrix multiplication 

September 18, 2018, 3:00 pm at MIT 4153 
BASIC NOTIONS SEMINAR 
Brian Conrad (STANFORD UNIVERSITY) 
The arithmetic Lefschetz Principle 

March 23, 2015, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Brian Conrad (STANFORD UNIVERSITY) 
A Lefschetz Principle in nonarchimedean geometry 

March 25, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Nicholas Cook (UCLA) 
Random regular digraphs: singularity and spectrum 

October 21, 2015, 2:00  3:00 PM at Science Center 232 
HARVARD MIT ALGEBRAIC GEOMETRY SEMINAR 
Yaim Cooper (HARVARD UNIVERSITY) 
A Fock Space Approach to Severi Degrees 

April 25, 2017, 3:00 pm at Science Center 507 
HARVARDMITMSR COMBINATORICS SEMINAR 
Sylvie Corteel (CNRS/UC BERKELEY) 
Arctic curves for bounded Lecture Hall Tableaux 

February 15, 2019, 3:30 pm at Science Center 530 (SC 232  backup location) 
NUMBER THEORY SEMINAR 
David Corwin (MIT) 
Etale Homotopy Obstructions for Rational Points Applied to Open Subvarieties 

October 04, 2017, 3:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Ivan Corwin (CLAY INSTITUTE, COLUMBIA, INSTITUTE HENRI POINCARE, PACKARD FOUNDATION) 
Stochastic quantum integrable systems 

March 04, 2015, 11:30 am  1:00 pm at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Baris Coskunuzer (MIT & KOC UNIVERSITY) 
Minimal Surfaces with Arbitrary Topology in H^2xR 

March 03, 2015, 4:15 PM at Science Center 507 
CMSA COLLOQUIUM 
Kevin Costello (PERIMETER INSTITUTE) 
A unified perspective on integrability 

November 06, 2019, 4:30 pm 5:30 pm at CMSA, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ethan Cotterill (UNIVERSIDADE FEDERAL FLUMINENSE) 
Real inflection points of real linear series on real (hyper)elliptic curves (joint with I. Biswas and C. Garay López) 

February 26, 2019, 3:00 pm at Science Center B10 *note different location 
BASIC NOTIONS SEMINAR 
Andrew CottonClay (HARVARD UNIVERSITY) 
Weinstein Manifolds 

February 24, 2014, 3:00 PM at Science Center 507 
LOGIC SEMINAR 
Rebecca Coulson (WEST POINT) 
Bipartite Metrically Homogeneous Graphs of Generic Type: Their Generic Theories and the Almost Sure Theories of their Ages 

April 15, 2019, 5:40 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Ricardo Couso Santamaria (UNIVERSITY OF SANTIAGO DE COMPOSTELA) 
Resurgent transseries and the holomorphic anomaly 

October 29, 2013, 1:30 PM at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Graham Cox (MEMORIAL UNIVERSITY) 
Blowup solutions of Jang’s equation near a spacetime singularity 

October 11, 2019, 10:30 am  11:30 am at Science Center 530 
LOGIC COLLOQUIUM 
Scott Cramer (RUTGERS UNIVERSITY) 
Woodin's ADconjecture for I0 

April 20, 2016, 2:00  4:00 PM at 2 Arrow Street, Room #420 
OPEN NEIGHBORHOOD SEMINAR 
Alissa Crans (LOYOLA MARYMOUNT) 
Matrices, Reflections, and Knots, oh my! 

April 29, 2019, 4:30 pm at Science Center 507 
BASIC NOTIONS SEMINAR 
Daniel CristofaroGardiner (HARVARD UNIVERSITY) 
Length and volume on contact threemanifolds 

February 23, 2015, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Daniel CristofaroGardiner (HARVARD UNIVERSITY) 
Symplectic embeddings and the Fibonacci numbers 

September 09, 2016, 3:30  4:30 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Daniel CristofaroGardiner (HARVARD UNIVERSITY) 
Symplectic embeddings and lattice point enumeration 

March 10, 2015, 4:15 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY AND SYMPLECTIC GEOMETRY SEMINAR 
Daniel CristofaroGardiner (HARVARD UNIVERSITY) 
Two or infinity 

May 05, 2017, 3:30  4:30 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Fernando Cukierman (UNIVERSITY OF BUENOS AIRES) 
Families of foliations and varieties of complexes 

April 15, 2014, 4:30  5:30 PM at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Laurent Côté (STANFORD) 
Rigidity of cotangent fibers of Riemann surfaces 

October 18, 2019, 3:30 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Milton D. Jara (IMPA) 
Around the strong KPZ universality conjecture 

April 11, 2016, 2:15 PM at Science Center 530 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Aliakbar Daemi (SIMONS CENTER) 
Exotic Structures, Homology Cobordisms and ChernSimons Functional 

April 19, 2019, 3:30 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Mihalis Dafermos (PRINCETON UNIVERSITY) 
The linear stability of the Schwarzschild solution to gravitational perturbations 

April 28, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS SEMINAR ON GENERAL RELATIVITY 
Milhalis Dafermos (PRINCETON UNIVERSITY) 
The black hole stability problem: the inside story 

April 06, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden St, G02 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Michael Damron (GEORGIA INSTITUTE OF TECHNOLOGY) 
Bigeodesics in firstpassage percolation 

October 12, 2016, 3:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Jerome Darbon (CNRS/CMLA ECOLE NORMALE SUPERIEURE DE CACHAN) 
On Convex FiniteDimensional Variational Methods in Imaging Sciences and HamiltonJacobi Equations 

November 10, 2015, 1st talk: 9:30  10:30 am at Science Center 232 
NUMBER THEORY SEMINAR 
Henri Darmon (MCGILL UNIVERSITY) 
Singular moduli for real quadratic fields: a rigid analytic approach. 

April 26, 2017, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Tamás Darvas (UNIVERSITY OF MARYLAND) 
Complex MongeAmpere equations with prescribed singularity 

March 20, 2018, 3:45 pm **change in time** at Science Center 507 
NUMBER THEORY SEMINAR 
Samit Dasgupta (DUKE UNIVERSITY) 
On BrumerStark units 

March 13, 2019, 3:00 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
George Daskalopoulos (BROWN UNIVERSITY) 
Rigidities of Teichmueller space 

February 03, 2015, 4:15  5:30 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Georgios Daskalopoulos (BROWN UNIVERSITY) 
Rigidity of Group Actions in General NPC Spaces 

April 25, 2017, 4:15 pm at Science Center 507 
LOGIC COLLOQUIUM 
Joel David Hamkins (CITY UNIVERSITY OF NEW YORK) 
Recent advances in settheoretic geology 

October 20, 2016, 4:00 pm at 2 Arrow St, Rm 420 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ben Davison (ÉCOLE POLYTECHNIQUE FéDéRALE DE LAUSANNE) 
Beyond the Kontsevich Soibelman integrality conjecture 

March 29, 2016, 3:00 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Marco De Renzi (UNIVERSITY OF PARIS 7) 
Renormalized Hennings Invariants and TQFTs 

January 16, 2018, 4:00 PM at Jefferson 356 
BASIC NOTIONS SEMINAR 
Camillo DeLellis (UNIVERSITY OF ZURICH AND CMSA) 
Singularity and regularity of area minimizing surfaces 

April 18, 2016, 3:00  3:55 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Camillo DeLellis (INSTITUT FüR MATHEMATIK UNIVERSITäT ZüRICH) 
From Nash to Onsager, funny coincidences across differential geometry and the theory of turbulence 

February 03, 2016, 4:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Camillo DeLellis (INSTITUT FüR MATHEMATIK UNIVERSITäT ZüRICH) 
Approaching Plateau's problem with minimizing sequences of sets 

February 16, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
COLLOQUIUM 
Laura DeMarco (NORTHWESTERN UNIVERSITY) 
Complex dynamics and arithmetic equidistribution 

April 08, 2019, 3:00 pm at Science Center 507 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Laura DeMarco (NORTHWESTERN UNIVERSITY) 
Complex Dynamics and Elliptic Curves 

May 13, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Anda Degeratu (UNIVERSITY OF FREIBERG) 
Analysis on QAC Spaces 

April 06, 2015, 12:00  2:00 PM at Science Center 232 
FLUID DYNAMICS SEMINAR 
Luc Deike (PRINCETON UNIVERSITY) 
Wave breaking in ocean atmosphere interactions 

April 10, 2019, 3:00 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Michele Del Zotto (HARVARD UNIVERSITY PHYSICS) 
Progress of QSystems 

September 22, 2014, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Michele Del Zotto (HARVARD UNIVERSITY PHYSICS) 
Little String Theories in Ftheory 

March 07, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Michele Del Zotto (HARVARD UNIVERSITY) 
Periodicity of the Kontsevich Soibelman operator, singularity theory, and cyclic subgroups of the Cremona groups Cr(n) 

April 01, 2014, 1:30  2:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Lassina Dembele (UNIVERSITY OF WARWICK AND ICERM) 
Lifts of Hilbert modular forms and applications to modularity 

October 28, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Amir Dembo (STANFORD UNIVERSITY) 
Statistical Mechanics on Sparse Random Graphs: Mathematical Perspective 

September 24, 2014, 12:00  2:00 PM at Science Center 232 
GENDER INCLUSIVITY IN MATHEMATICS SEMINAR 
Gelonia Dent (BROWN UNIVERSITY) 
Seeing Myself in Science: How Identity and Representation Impact Retention in STEM 

April 18, 2019, 3:30 pm at Emerson 105 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Anand Deopurkar (COLUMBIA UNIVERSITY) 
Syzygies, GIT, and the log MMP for Mg 

October 20, 2015, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Maarten Derickx (UNIVERSITY OF LEIDEN / UNIVERSITY OF BORDEAUX) 
Finding all points of degree < gonality on Y_1(N) 

October 30, 2013, 3:00  4:00 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Yash Deshpande (MIT) 
Estimating lowrank matrices in noise: phase transitions from spin glass theory 

September 28, 2018, 3:00 pm at CMSA Building, 20 Garden St, G10 
RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Yas Despande (MIT) 
Phase transitions in estimating lowrank matrices 

April 20, 2018, 3:00  4:00 pm at CMSA Building, 20 Garden St, G02 
THURSDAY SEMINAR 
Sanath Devalapurkar () 
Stable splittings for classifying spaces of compact Lie groups 

November 29, 2018, 3:00 pm  5:00 pm at Science Center 507 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Souvik Dhara (MIT) 
A new universality class for critical percolation on networks with heavytailed degrees 

October 23, 2019, 3:15 pm  4:15 pm at CMSA, 20 Garden St, G02 
NUMBER THEORY SEMINAR 
Hansheng Diao (PRINCETON UNIVERSITY) 
Towards a $p$adic RiemannHilbert correspondence 

February 14, 2018, 3:00 PM at Science Center 507 
CMSA HOMOLOGICAL MIRROR SYMMETRY FOCUSED LECTURE SERIES 
Colin Diemer (IHES) 
Moduli spaces of LandauGinzburg models and (mostly Fano) HMS 

February 27, 2018, 3:00  4:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY FOCUSED LECTURE SERIES 
Colin Diemer (IHES) 
Moduli spaces of LandauGinzburg models and (mostly Fano) HMS 

March 01, 2018, 3:00  5:00 pm at CMSA Building, 20 Garden Street, Room G10 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Jian Ding (UNIVERSITY OF PENNSYLVANIA) 
Distances associated with Liouville quantum gravity 

October 3, 2019, 4:30 pm 5:30 pm at CMSA Building, 20 Garden St, G02 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Aleksander Doan (STONY BROOK UNIVERSITY) 
Harmonic Z/2 spinors and wallcrossing in SeibergWitten theory 

October 19, 2018, 3:30 pm at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Edgar Dobriban (STANFORD UNIVERSITY) 
Computation, statistics and random matrix theory 

October 05, 2016, 3:00 pm at CMSA Building, 20 Garden St, G10 
SPECIAL DIFFERENTIAL GEOMETRY SEMINAR 
Simon Donaldson (STONY BROOK UNIVERSITY) 
Multivalued harmonic functions and NashMoser theory 

November 09, 2018, 2:00 pm at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Laura Donnay (BLACK HOLE INITIATIVE) 
Carrollian physics at the blackhole horizon 

March 07, 2019, 3:00 PM  4:00 PM at Science Center 411 
HARVARD/MIT LOGIC SEMINAR 
Cameron Donnay Hill (WESLEYAN UNIVERSITY) 
On Filters in Fraïssé Classes 

October 22, 2013, 4:30  5:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL ALGEBRAIC GEOMETRY SEMINAR 
Will Donovan (KAVLI IPMU) 
Twists and braids for general threefold flops 

August 31, 2017, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MIRROR SYMMETRY SEMINAR 
Chuck Doran (UNIVERSITY OF ALBERTA AND ICERM) 
Mirror Symmetry for Lattice Polarized del Pezzo Surfaces 

March 02, 2018, 11:00  12:00 at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY 2PART LECTURE SERIES 
Charles Doran (UNIVERSITY OF ALBERTA AND ICERM) 
PicardFuchs uniformization and CalabiYau geometry 

May 15, 2018, 1:00  3:00 PM at CMSA Building, 20 Garden St, G10 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Charles Doran (ALBERTA) 
Feynman Amplitudes from CalabiYau Fibrations 

November 26, 2018, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY 2PART LECTURE SERIES 
Charles Doran (UNIVERSITY OF ALBERTA AND ICERM) 
CalabiYau fibrations: construction and classification 

May 17, 2018, 1:00  3:00 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Chuck Doran (UNIVERSITY OF ALBERTA AND ICERM) 
Arithmetic MIrror Symmetry for K3 Pencils and Hypergeometric Decomposition 

March 28, 2018, 3:00 PM at Science Center 507 
CMSA SPACETIME SEMINAR 
Chuck Doran (UNIVERSITY OF ALBERTA) 
CalabiYau geometry of the Nloop sunset Feynman integrals 

September 19, 2019, 2:30 pm at CMSA, 20 Garden St, G10 
CMSA COLLOQUIUM 
Moon Duchin (TUFTS) 
Exploring the (massive) space of graph partitions 

October 31, 2018, 4:30 PM 5:30 PM at CMSA Building, 20 Garden Street, Room G10 
OPEN NEIGHBORHOOD SEMINAR 
Moon Duchin (TUFTS UNIVERSITY) 
Random Everything 

September 17, 2018, 4:30 pm at Science Center 507 
OPEN NEIGHBORHOOD SEMINAR 
Bill Dunham (HARVARD UNIVERSITY) 
A Recipe for π 

March 11, 2019, 4:30 pm at Science Center 507 
CMSA FLUID DYNAMICS SEMINAR 
Jörn Dunkel (MIT) 
Symmetry breaking in active and quantum fluids 

May 22, 2019, 3:00 pm  4:00 pm at CMSA, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Taylor Dupuy (VERMONT) 
On The Integers of CC(t)^{alg} 

March 08, 2017, 3:00 pm at Science Center 507 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Eduard Duryev (HARVARD UNIVERSITY) 
Dilation surfaces: geometry, dynamics and moduli space. Part 2 

April 26, 2017, 4:00  6:00 pm at Science Center 530 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Eduard Duryev (HARVARD UNIVERSITY) 
Squaretilings of modular curves X(d) 

November 08, 2017, 4:00 PM at Science Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Shubham Dwivedi (U WATERLOO) 
A gradient flow of isometric $G_2$ structures 

October 15, 2019, 4:15 pm  5:15 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Semyon Dyatlov (MIT) 
Resonances in general relativity 

October 28, 2014, 4:15 PM at Science Center 507 
BRANDEIS  HARVARD  MIT  NORTHEASTERN JOINT COLLOQUIUM 
Semyon Dyatlov (MIT) 
Fractal uncertainty principle and quantum chaos 

October 04, 2018, Tea at 4:00 pm, Talk at 4:30 pm at MIT 2190 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Semyon Dyatlov (UC BERKELEY AND MIT) 
Fractal Uncertainty Principle and Quantum Chaos 

October 05, 2018, 4:30 pm at Jefferson 453 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Frederic E. Daum (RAYTHEON COMPANY) 
Bayesian particle flow for estimation, decisions, and transport 

December 03, 2014, 3:00 PM  4:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Norden E. Huang (NATIONAL CENTRAL UNIVERSITY) 
On HoloHilbert Spectral Analysis 

November 09, 2016, 4:30 pm at CMSA Building, 20 Garden St, G10 
MATHEMATICAL PHYSICS SEMINAR 
Nicholas Early (UNIVERSITY OF MINNESOTA) 
Canonical Bases for Permutohedral Plates 

February 13, 2018, 4:00 PM at Jefferson 356 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Sean Eddy (HARVARD DEPT OF MOLECULAR AND CELLULAR BIOLOGY) 
Biological sequence homology searches: the future of deciphering the past 

February 01, 2017, 4:30 pm at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Nick Edelen (MIT) 
Quantitative Reifenberg for Measures 

February 28, 2017, 3:15 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Michael Eichmair (UNIVERSITY OF VIENNA) 
Minimal surfaces, isoperimetry, and nonnegative scalar curvature in asymptotically flat manifolds 

March 24, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Eirik Eik Svanes (KING'S COLLEGE LONDON AND ICTP) 
On coupled moduli problems and effective topological theories 

September 16, 2019, 12 pm  1 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Noureddine El Karoui (UC BERKELEY) 
On highdimensional robust regression and inefficiency of maximum likelihood methods 

February 26, 2015, 12:50  1:50 pm at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Noureddine El Karoui (UC BERKELEY) 
Some remarks on the bootstrap in highdimension 

May 07, 2015, 12:00  1:30 pm at Science Center 232 
NUMBER THEORY SEMINAR 
Noam Elkies (HARVARD UNIVERSITY) 
Some elliptic curves and surfaces of jinvariant zero 

March 02, 2016, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Noam Elkies (HARVARD UNIVERSITY) 
Remarks on isogenies between elliptic curves over lowdegree number fields 

April 19, 2017, 3:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Noam Elkies (HARVARD UNIVERSITY) 
How many points can a genus3 curve have? 

February 25, 2015, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Noam Elkies (HARVARD UNIVERSITY) 
Integervalued polynomials with slow growth 

April 09, 2014, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Elden Elmanto (HARVARD UNIVERSITY) 
A framed correspondences primer via MilnorWitt Ktheory 

October 17, 2019, 3:00 pm  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Elden Elmanto and Tom Bachmann () 
The Framed Cancellation Theorem + Moving Leftovers 

November 07, 2019, 3:00 pm  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Elden Elmanto and Tom Bachmann () 
Reconstruction 

October 31, 2019, 3:00 pm  5:00 pm at Science Center 507 
CMSA TOPOLOGICAL ASPECTS OF CONDENSED MATTER SEMINAR 
Dominic Else (MIT) 
Phases and topology in periodically driven (Floquet) systems 

September 10, 2018, 10:30 am  12:00 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Matthew Emerton (UNIVERSITY OF CHICAGO) 
Localglobal compatibility in the padic Langlands program 

October 23, 2013, 3:00  4:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Philip Engel (HARVARD UNIVERSITY) 
The number of positively curved triangulations on the sphere 

February 02, 2017, 4:00 pm at Science Center 530 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Philip Engel (HARVARD UNIVERSITY) 
Tilings and Hurwitz Theory 

September 13, 2017, 4:00  6:00 PM at Science Center 530 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Phil Engel (HARVARD UNIVERSITY) 
Penrose Tilings of Riemann Surfaces 

February 07, 2018, 4:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Philip Engel (HARVARD UNIVERSITY) 
Mirror symmetry in the complement of an anticanonical divisor 

October 27, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Philip Engel (HARVARD UNIVERSITY) 
TBA 

December 01, 2015, 3:00 PM at Science Center 507 
CMSA COLLOQUIUM 
Jeremy England (MIT) 
Wisdom of the Jumble 

October 17, 2018, 4:30  5:30 pm at CMSA Building, 20 Garden St, G10 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Adam Epstein (UNIVERSITY OF WARWICK) 
Generalizing Douady's Magic Formula 

March 25, 2015, 4:00  5:00 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Alex Eskin (UNIVERSITY OF CHICAGO) 
Polygonal Billiards and Dynamics on Moduli Spaces 

April 21, 2016, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall E 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Hélène Esnault (FREIE UNIVERSITäT BERLIN) 
Various aspects of Lefschetz theorems 

March 22, 2016, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Hélène Esnault (FREIE UNIVERSITäT BERLIN/INSTITUTE FOR ADVANCED STUDY) 
Special loci of rank one local systems 

November 05, 2019, 3:00 pm  4:00 pm at Science Center 507 
CMSA COLLOQUIUM 
Pavel Etingof (MIT) 
Double affine Hecke algebras 

September 25, 2019, 4:30 pm 5:30 pm at CMSA, 20 Garden St, G10 
HARVARDMITMSR COMBINATORICS SEMINAR 
Chris Eur (UC BERKELEY) 
Simplicial generation of Chow rings of matroids 

September 27, 2019, 3:30 pm at Sci Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS ALGEBRAIC GEOMETRY SEMINAR 
YuWei Fan (HARVARD UNIVERSITY) 
Entropy of an autoequivalence on CalabiYau manifolds 

September 14, 2017, 3:30  4:30 PM at CMSA Building, 20 Garden Street, Room G10 
STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
YuWei Fan (HARVARD UNIVERSITY) 
Bridgeland stability conditions and mirror symmetry 

October 19, 2018, 2:00  3:15 pm at Science Center 507 
GEOMETRIC ANALYSIS SEMINAR 
Xuqian Fan (JINAN UNIVERSITY) 
The Steklov eigenvalues on annuli 

September 29, 2015, 10:00 AM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
YuWei Fan (HARVARD UNIVERSITY) 
Systolic inequality for K3 surfaces via stability conditions 

April 23, 2019, 4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
YuWei Fan (HARVARD UNIVERSITY) 
WeilPetersson geometry on the space of Bridgeland stability conditions 

September 27, 2017, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
**CANCELED** STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
YuWei Fan (HARVARD UNIVERSITY) 
**CANCELED**Bridgeland stability conditions and mirror symmetry 

October 05, 2018, 2:00  3:15 pm at Science Center 507 **CANCELED** 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MIRROR SYMMETRY SEMINAR 
YuWei Fan (HARVARD UNIVERSITY) 
Systoles, Special Lagrangians, and Bridgeland stability conditions 

March 30, 2018, 11:00  12:00 at Science Center 530 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Bohan Fang (PEKING UNIVERSITY) 
Mirror symmetry for toric CalabiYau 3folds 

September 04, 2018, 4:00 pm at Jefferson 356 
HARVARD MATH & PHILOSOPHY LOGIC COLLOQUIUM 
Ilijas Farah (YORK UNIVERSITY) 
Logic and operator algebras 

April 16, 2014, 4:00 PM at HU Logic Center  2 Arrow Street, Room #420 
HARVARD LOGIC SEMINAR 
Ilijas Farah (YORK UNIVERSITY) 
Set theory and representations of C*algebras 

February 03, 2016, 4:00  6:00 PM at 2 Arrow Street, Room #420 
LEARNING SEMINAR ON THE FARGUESFONTAINE CURVE 
Laurent Fargues (INSTITUTE OF MATHEMATICS OF JUSSIEU) 
Structure of the Picard stack and the AbelJacobi morphism for the curve. 

November 20, 2017, 4:00  6:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Mitchell Faulk (COLUMBIA UNIVERSITY) 
Yau's theorem on Asymptotically Conical manifolds with prescribed decay rates 

February 12, 2019, 4:00 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Maksym Fedorchuk (BOSTON COLLEGE) 
Toward GIT stability of syzygies of canonical curves 

September 17, 2013, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Maksym Fedorchuk (BOSTON COLLEGE) 
Standard models of low degree del Pezzo fibrations 

February 19, 2019, 3:00 pm at MIT 2147 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Paul Feehan (RUTGERS UNIVERSITY) 
Lojasiewicz inequalities and MorseBott functions 

October 12, 2018, 3:30 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Paul Feehan (RUTGERS UNIVERSITY) 
The LojasiewiczSimon gradient inequality and applications to energy discreteness and gradient flows in gauge theory 

September 23, 2016, 3:30  4:30 PM at Science Center 507 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Benjamin Fehrman (OXFORD UNIVERSITY) 
Pathwise wellposedness of nonlinear diffusion equations with nonlinear, conservative noise 

April 25, 2019, 4:30 pm 5:30 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Teng Fei (MIT) 
Some new solutions to the Strominger system 

September 22, 2015, 10:00 AM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Teng Fei (COLUMBIA UNIVERSITY) 
A construction of infinitely many solutions to the Strominger system 

March 07, 2017, 4:15 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Teng Fei (COLUMBIA UNIVERSITY) 
cscK metrics and the coupled flow of LiYuanZhang 

October 16, 2018, 4:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Tony Feng (MIT) 
Steenrod operations and the ArtinTate pairing 

September 25, 2019, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Mauricio Fernández Duque (HARVARD UNIVERSITY) 
Pluralistic Ignorance and Preference Complementarities 

February 14, 2017, 4:30  5 :30pm at CMSA Building, 20 Garden St, G02 
CMSA TOPOLOGICAL ASPECTS OF CONDENSED MATTER SEMINAR 
Lukasz Fidkowski (UNIVERSITY OF WASHINGTON) 
Nontrivial quantum cellular automata in 3 dimensions 

January 08, 2019, 2:00 PM at CMSA Building, 20 Garden St, G10 
COLLOQUIUM 
Simion Filip (HARVARD AND IAS) 
Discrete groups, Lyapunov exponents, and Hodge theory 

January 31, 2019, 4:00 pm at Science Center 507 
INFORMAL GEOMETRY AND DYNAMICS SEMINAR 
Simion Filip (HARVARD UNIVERSITY) 
From Teichmueller curves to higherdimensional invariant subvarieties 

November 02, 2016, 4:00 PM at Science Center 530 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Simion Filip (UNIVERSITY OF CHICAGO) 
Families of K3 surfaces and their asymptotic properties 

April 15, 2015, 4:00  5:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Simion Filip (HARVARD UNIVERSITY) 
Hypergeometric equations and Lyapunov exponents (via Hodge theory) 

February 14, 2018, 4:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Felix Finster (UNIVERSITY OF REGENSBURG) 
Linear stability of Kerr black holes 

April 13, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Felix Finster (UNIVERSITäT REGENSBURG) 
Causal fermion systems and the causal action principle 

September 24, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Felix Finster (UNIVERSITäT REGENSBURG) 
Linear hyperbolic equations in a rotating black hole geometry 

September 23, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Felix Finster (UNIVERSITY OF REGENSBURG) 
Lorentzian spectral geometry and the fermionic signature operator 

March 31, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
Jessica Fintzen (HARVARD UNIVERSITY) 
Stable vectors in the MoyPrasad filtration 

September 23, 2015, 3:00  4:00 PM at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Joel Fish (UMASS BOSTON) 
Feral pseudoholomorphic curves and minimal sets 

April 12, 2019, 3:30 pm at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Laure Flapan (NORTHEASTERN UNIVERSITY) 
Monodromy of Kodaira fibrations 

November 02, 2018, 3:30 pm at Science Center 507 
OPEN NEIGHBORHOOD SEMINAR 
Laure Flapan (NORTHEASTERN UNIVERSITY) 
The Luroth problem: algebraic curves, field extensions, and beyond 

November 12, 2018, 4:30 pm at Science Center 507 
CMSA SPACETIME SEMINAR 
Sergey Fomin (UNIVERSITY OF MICHIGAN) 
Morsifications and mutations (joint work with P. Pylyavskyy, E. Shustin, and D. Thurston) 

October 15, 2019, 3:30 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Jacob Fox (MIT) 
Combinatorics of Permutations 

February 11, 2015, 11:30 am  1:00 pm at Science Center 530 
CMSA SPACETIME SEMINAR 
Sebastian Franco (THE CITY COLLEGE OF NEW YORK) 
Graded quivers, generalized dimer models, and toric geometry 

October 18, 2019, 2:30 pm at CMSA, 20 Garden St, G02 
NUMBER THEORY SEMINAR 
Paul Frank Baum (PENNSYLVANIA STATE UNIVERSITY) 
Geometric Structure in Smooth Dual 

February 10, 2016, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
An application of twisted Ktheory to topological band insulators 

November 06, 2014, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
Algebraic Topology and Mathematical Physics, an Overview 

September 11, 2014, 4:00  6:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
ChernWeil forms and abstract homotopy theory 

October 17, 2014, 3:30 PM at Science Center 507 
CMSA QUANTUM MATTER AND QUANTUM FIELD THEORY SEMINAR 
Dan Freed (U TEXAS) 
Mtheory is timereversal invariant 

November 06, 2019, 10:30 am  12 pm at CMSA, 20 Garden St, G10 
THURSDAY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
Remarks on mechanics and symmetry 

October 09, 2014, 4:00  6:00 PM at Science Center 507 
TOPOLOGY SEMINAR 
Michael Freedman (MICROSOFT AND UCSB) 
Smooth embeddings of closed 3manifolds in R^4 

September 15, 2014, 10:20 AM  12:00 PM at Science Center 232 
TOPOLOGICAL ASPECTS OF CONDENSED MATTER SEMINAR 
Michael Freedman (MICROSOFT STATION Q) 
Quantum cellular automata in higher dimensions 

April 24, 2019, 10:30 am at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Richard Freeman (HARVARD ECONOMICS) 
Understanding the world of knowledge through Big Data networks and graph theory 

February 11, 2015, 4:15 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Richard Freeman (HARVARD UNIVERSITY ECONOMICS) 
Pulling Apart of Wages and Productivity: why "identical" workers have increasingly different pay and productivity 

March 23, 2016, 4:30  5:30 PM at CMSA Building, 20 Garden Street, Room G10 
LOGIC SEMINAR 
Cameron Freer (MIT) 
Computability of exchangeable sequences, arrays, and graphs 

March 11, 2019, 5:40 pm at Science Center 507 
LOGIC SEMINAR 
Cameron Freer (BORELIAN AND REMINE) 
Feedback Computability 

October 17, 2017, 5:15 pm at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Alexander Fribergh (UNIVERSITé DE MONTRéAL) 
The ant in the labyrinth 

March 22, 2017, 3:00 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Sol Friedberg (BOSTON COLLEGE) 
Langlands functoriality, the converse theorem, and integral representations of Lfunctions 

December 05, 2018, 3:00 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Robert Friedman (COLUMBIA UNIVERSITY) 
Deformations of cusp singularities 

October 11, 2016, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Juerg Froehlich (ETH AND IAS) 
Implications of the Chiral Anomaly  From the Quantum Hall Effect to Topological Insulators and Out to Space 

May 11, 2016, 4:00  5:00 PM *please note change in time* at CMSA Building, 20 Garden Street, Room G10 
MATHEMATICAL PHYSICS SEMINAR 
Jurg Frolich (ETH ZüRICH) 
Physics in 2D"from KosterlitzThouless Transition to Topological Insulators 

March 20, 2018, 4:00 PM at Jefferson 356 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Baohua Fu (CHINESE ACADEMY OF SCIENCE) 
Equivariant compactifications of vector groups 

April 23, 2018, 12:00  1:00 PM at CMSA Building, 20 garden St., G02 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Kenji Fukaya (SIMONS CENTER FOR GEOMETRY & PHYSICS, STONY BROOK UNIVERSITY) 
SO(3) Floer homology with 3 manifold with boundary 

October 08, 2015, 4:30 pm ; Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor at Science Center Hall A 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Mihai Fulger (UNIVERSITY OF CONNECTICUT) 
Seshadri constants for bundles 

February 05, 2019, 3:00 pm at MIT 2142 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Bill Fulton (UNIVERSITY OF MICHIGAN) 
Degeneracy Loci with a Line Bundle 

March 07, 2017, 3:00 pm at Science Center 507 
LEARNING SEMINAR ON THE FARGUEFONTAINE CURVE 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
The FarguesFontaine curve and "untilts" 

September 18, 2017, 4:00  5:30 PM *note earlier ending at Science Center 507 
THURSDAY SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
Voevodsky's motives 

December 01, 2016, 3:00 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
Higher Representation Theory 

November 14, 2017, 4:00 PM at Jefferson 356 
BASIC NOTIONS SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
Drinfeld's shtukas and related ideas 

February 10, 2014, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
The work of Vincent Lafforgue on the Langlands conjecture for function fields **Repeat of Nov. 13 Number Theory Seminar** 

November 20, 2013, 2:00  3:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
Langlands correspondence via shtukas, after V. Drinfeld, L. Lafforgue and V. Lafforgue 

April 20, 2015, 3:00 PM at Science Center 507 
LEARNING SEMINAR ON THE FARGUEFONTAINE CURVE 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
The relative FarguesFontaine curve and ``untilts", continued 

September 25, 2017, 4:00  5:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
The work of Vincent Lafforgue on the Langlands conjecture for function fields 

November 13, 2013, 4:15  5:15 PM at Science Center Hall E 
THURSDAY SEMINAR 
Soren Galatius (STANFORD UNIVERSITY) 
The BrownPeterson space BO/l_n 

November 07, 2013, 3:00  5:00 PM at Science Center 507 
CMSA COLLOQUIUM 
Greg Galloway (UNIVERSITY OF MIAMI) 
On the geometry and topology of initial data sets in General Relativity 

March 13, 2019, 5:15 PM  6:15 PM at CMSA, 20 Garden Street, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
David Gamarink (MIT) 
(Arguably) Hard on Average Constraint Satisfaction Problems 

November 29, 2017, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
David Gamarnik (MIT AND HARVARD) 
Two Algorithmic Hardness Results in Spin Glasses and Compressive Sensing 

November 14, 2018, 3:00  4:00 pm at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Shirshendu Gangly (UC BERKELEY) 
Large deviation and counting problems in sparse settings 

March 01, 2017, 3:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Yuan Gao (STONY BROOK UNIVERSITY) 
On the extension of the Viterbo functor 

April 16, 2018, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Xun Gao (HARVARD AND MAX PLANCK INSTITUTE) 
Pictorial language in quantum computation 

November 09, 2018, 3:30 pm at Jefferson 256 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Peng Gao (HARVARD UNIVERSITY MATHEMATICS DEPT) 
An example of a nonreductive GIT quotient 

March 09, 2015, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
David Garfinkle (OAKLAND UNIVERSITY) 
Gravitational Wave Memory 

March 30, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
MATHEMATICAL PHYSICS SEMINAR 
Liming Ge (UNH AND CHINESE ACADEMY OF SCIENCES) 
From Riemann and Hilbert to KadisonSinger 

November 07, 2017, 4:00 PM at Jefferson 356 
MATHEMATICAL PHYSICS SEMINAR 
Liming Ge (UNIVERSITY OF NEW HAMPSHIRE) 
Entropy Occurs in Number Theory 

March 03, 2015, 2:00 PM at Laboratory for Integrated Science (LISE), 15 Oxford St, Room 303 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Liming Ge (CHINESE ACADEMY OF SCIENCE AND UNIVERSITY OF NEW HAMPSHIRE) 
On Multiplicative Fourier Transforms 

September 18, 2018, 4:00 pm at Jefferson 356 
THE HARVARD DEPT OF MATHEMATICS PRESENTS A SPECIAL SCREENING OF 
The Genius of Srinivasa Ramanujan () 


October 09, 2013, 7:30 PM at Science Center Hall C 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Chris Gerig (HARVARD UNIVERSITY) 
A geometric interpretation of the SeibergWitten invariants 

October 15, 2018, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Reza Gheissari (NEW YORK UNIVERSITY) 
Dynamics of Critical 2D Potts Models 

February 16, 2018, 3:30 pm at CMSA Building, 20 Garden Street, G02 
HARVARD LOGIC COLLOQUIUM 
Victoria Gitman (CUNY GRADUATE CENTER) 
Virtual Large Cardinal Principles 

November 08, 2017, 4:00  5:00 pm at Logic Center, 2 Arrow St, Rm 420 
LOGIC SEMINAR 
Elliot Glazer (HARVARD UNIVERSITY AND ZHEJIANG UNIVERSITY) 
Set theory with randomness 

April 01, 2019, 5:40 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Herman Gluck (UNIVERSITY OF PENNYSLVANIA) 
Germs of fibrations of spheres by great circles always extend to the whole sphere 

March 08, 2016, 4:15 PM at Science Center 507 
LOGIC SEMINAR 
Gabriel Goldberg (HARVARD UNIVERSITY) 
The least strongly compact cardinal and the Ultrapower Axiom 

September 26, 2017, 5:15 pm at Science Center 507 
LOGIC SEMINAR 
Gabriel Goldberg (HARVARD UNIVERSITY) 
Descending sequences in the Mitchell order 

November 05, 2018, 5:40 pm at Science Center 507 
LOGIC COLLOQUIUM 
Gabriel Goldberg (UC BERKELEY) 
Generalizations of the Ultrapower Axiom 

October 16, 2019, 4:30 pm  5:30 pm (talk), 5:30 pm 6:30 pm (reception) at CLogic Center, 2 Arrow St, Rm 420 
HARVARD/MIT LOGIC SEMINAR 
Isaac Goldbring (UNIVERSITY OF ILLINOIS AT CHICAGO) 
A survey of the model theory of tracial von Neumann algebras 

November 11, 2013, 4:30 PM at Science Center 507 
LOGIC SEMINAR 
Warren Goldfarb () 
Two Notes on Weak Arithmetic 

April 03, 2018, 5:15 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Bill Goldman (BROWN UNIVERSITY AND UNIVERSITY OF MARYLAND) 
Dynamics on moduli spaces of flat connections 

October 31, 2017, 4:15 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Alexander Goncharov (YALE UNIVERSITY) 
Hodge symmetries 

November 20, 2013, 3:00  4:00 PM at Science Center 507 
BRANDEIS, HARVARD, MIT, NORTHEASTERN JOINT MATHEMATICS COLLOQUIUM AT HARVARD 
Alexander Goncharov (YALE UNIVERSITY) 
Quantum Hodge Field Theory 

March 30, 2017, 4:30 pm, Tea at 4 pm in the Math Common Room at Science Center Hall A 
MATHEMATICAL PHYSICS SEMINAR 
Xinqi Gong (INSTITUTE FOR MATHEMATICAL SCIENCES, RENNIN UNIVERSITY OF CHINA) 
Mathematical Intelligence Applications in Biomedical Problems 

February 23, 2018, 3:00 pm at Jefferson 250 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jose Gonzalez (YALE UNIVERSITY) 
The moduli space of stable npointed genus zero curves is not a Mori Dream Space when n is at least 13 

October 21, 2014, 4:00 PM at MIT E17122 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Eduardo Gonzalez (UNIVERSITY OF MASSACHUSETTS BOSTON) 
Stratifications in gauged GromovWitten theory 

March 25, 2019, 12:00  1:00 pm at CMSA, 20 Garden St, G10 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Tom Goodwillie (BROWN UNIVERSITY) 
Characteristic classes for bundles of manifolds 

November 05, 2015, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall A 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Christoph Gorgulla (HARVARD MEDICAL SCHOOL AND THE MATHEMATICAL PICTURE LANGUAGE PROJECT) 
A quantum mechanical free energy method based on Feynman's path integral formulation 

October 16, 2018, 4:00 pm at Jefferson 356 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Vadim Gorin (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Largest eigenvalues in random matrix betaensembles: structures of the limit 

November 04, 2015, 2:00 PM at Science Center 232 
JOINT DEPT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Subhajit Goswami (UNIVERSITY OF CHICAGO) 
Liouville firstpassage percolation and Watabiki's prediction 

April 12, 2017, 3:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Ryan Grady (BOSTON UNIVERSITY) 
Large volume limits and derived mapping stacks: extracting manifold invariants via the BV formalism 

October 16, 2014, 4:00  6:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Josh Greene (BOSTON COLLEGE) 
Conway mutation and alternating links 

April 11, 2014, 3:30 PM at Sci Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Leslie Greengard (COURANT INSTITUTE) 
Inverse problems in acoustic scattering and cryoelectron microscopy 

March 29, 2017, 4:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Francois Greer (STONY BROOK UNIVERSITY) 
Lagrangian spheres which are not vanishing cycles 

October 22, 2019, 3:00 pm  4:00 pm at Science Center 507 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Francois Greer (SIMONS CENTER) 
Rigid Varieties with Lagrangian Spheres 

October 29, 2018, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Francois Greer (UNIVERSITY OF NOTRE DAME) 
NoetherLefschetz Theory and Elliptic CalabiYau Threefolds 

November 08, 2016, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Eli Grigsby (BOSTON COLLEGE) 
Braids and sutured annular Khovanov homology 

November 15, 2013, 3:30  4:30 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Eli Grigsby (BOSTON COLLEGE) 
Annular KhovanovLee homology, Braids, and Cobordisms 

September 16, 2016, 3:30  4:30 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Elisenda Grigsby (BOSTON COLLEGE) 
(Sutured) Khovanov homology and representation theory 

February 06, 2015, 3:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Matthew Grimes (CU  BOULDER) 
Universal moduli spaces of vector bundles and the logminimal model program on the moduli of curves 

February 24, 2015, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Benedict Gross (HARVARD UNIVERSITY) 
On the arithmetic of hyperelliptic curves 

December 09, 2013, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Benedict Gross (HARVARD UNIVERSITY) 
On some Artin Lseries 

December 02, 2015, 3:00  4:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Benedict Gross (HARVARD UNIVERSITY) 
Singular moduli 

September 22, 2014, 3:00 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Yu Gu (STANFORD) 
Local vs global random fluctuations in stochastic homogenization 

November 16, 2016, 2:30 pm *note change in time* at CMSA Building, 20 Garden St, G10 
CMSA SPECIAL SEMINAR 
Zhengcheng Gu (THE CHINESE UNIVERSITY OF HONG KONG) 
Towards a complete classification of symmetry protected topological phases for interacting fermions in three dimensions and a general group supercohomology theory 

August 29, 2018, 3:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
ZhengCheng Gu (CHINESE UNIVERSITY OF HONG KONG) 
A topological world: from topological material to the origin of elementary particles 

May 23, 2017, 12:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Xiangfeng Gu (STONYBROOK) 
Differential Geometric Methods for Engineering Applications 

November 22, 2016, 4:00  5:00 pm at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Zhengcheng Gu (PERIMETER INSTITUTE) 
Topological Quantum Field Theory approach for Bosonic SymmetryProtectedTopological Phases with Abelian Symmetry in Three Dimensions 

September 01, 2015, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Marco Gualtieri (UNIVERSITY OF TORONTO) 
Holomorphic symplectic Morita equivalence and the generalized Kaehler potential 

December 12, 2017, 3:00 pm at Science Center Hall A 
DIFFERENTIAL GEOMETRY SEMINAR 
Pengfei Guan (MCGILL UNIVERSITY) 
Interior curvature estimates for immersed hypersurfaces in R^{n+1} 

November 06, 2018, 4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Pengfei Guan (MCGILL UNIVERSITY) 
Isometric embeddings of $(S^2,g)$ to general warped product space $(N^3,\bar g)$. 

October 13, 2015, 10:00 AM at Science Center 232 
BRANDEIS  HARVARD  MIT  NORTHEASTERN JOINT COLLOQUIUM 
Steven Gubser (PRINCETON UNIVERSITY) 
Number theory and spacetime 

November 08, 2018, Tea at 4:00 pm, Talk at 4:30 pm at Tea: 100 Goldsmith; Talk: 317 Goldsmith 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MEMBERS' SEMINAR 
Henri Guenancia (STONY BROOK UNIVERSITY) 
Singular varieties with trivial canonical bundle 

November 17, 2016, 5:00 pm at CMSA Building, 20 Garden St, G10 
MATHEMATICAL PHYSICS SEMINAR 
Bin Gui (VANDERBILT UNIVERSITY) 
A Unitary Tensor Product Theory for Unitary Vertex Operator Algebra Modules 

January 23, 2018, 4:00 PM at Jefferson 356 
NUMBER THEORY SEMINAR 
Fabian Gundlach (HARVARD UNIVERSITY) 
Multiplication tables of Galois extensions 

September 11, 2019, 3:00 pm  4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Yan Guo (BROWN UNIVERSITY  DIVISION OF APPLIED MATHEMATICS) 
Regularity of Boltzmann Solutions in Convex Domains 

November 09, 2015, 1:00  2:00 PM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Bin Guo (COLUMBIA UNIVERSITY) 
Geometric estimates for complex MongeAmpere equations 

November 27, 2018, 4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Yan Guo (BROWN UNIVERSITY  DIVISION OF APPLIED MATHEMATICS) 
Absence of shocks in EulerMaxwell system for twofluid models in plasma 

March 11, 2015, 4:00 PM at Science Center Hall A 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Xiaoqin Guo (STONY BROOK UNIVERSITY) 
Harnack inequality for a balanced random environment 

March 08, 2017, 3:00 pm at CMSA Building, 20 Garden St, G10 
BLACK HOLE INITIATIVE LECTURE 
Hanoch Gutfreund (HEBREW UNIVERSITY) 
Relatively Speaking: Einstein and Black Holes 

September 11, 2019, 5:30 pm at Northwest Science Building, Room B103 
DIFFERENTIAL GEOMETRY SEMINAR 
Larry Guth (MIT) 
Homotopical effects of kdilation 

November 04, 2014, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Lothar Göttsche (ICTP) 
Virtual refinements of the VafaWitten formula 

April 13, 2017, 9:30 am at CMSA Building, 20 Garden St, G10 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
John H. Hubbard (CORNELL UNIVERSITY) 
On complex Hénon Maps 

February 11, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Joseph H. Silverman (BROWN UNIVERSITY) 
Canonical Heights, Nef Divisors, and the Arithmetic Complexity of Orbits 

February 19, 2014, 3:00  4:00 PM at Science Center 507 
BRANDEIS, HARVARD, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Paul Hacking (UNIVERSITY OF MASSACHUSETTS, AMHERST) 
Mirror Symmetry and Fano manifolds 

April 26, 2018, Tea at 4 pm, Talk at 4:30 pm at Science Center Hall A 
COLLOQUIUM 
Christopher Hacon (UNIVERSITY OF UTAH) 
On the geometry of Algebraic varieties 

April 03, 2019, 3:00 pm at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Shahar Hadar (HARVARD UNIVERSITY) 
Latetime behavior of nearextremal black holes from symmetry 

January 31, 2019, 3:00  4:00 pm at Science Center 232 *note different location* 
MATHEMATICAL PHYSICS SEMINAR 
Babak Haghighat (HARVARD UNIVERSITY) 
Modularity of Yukawacouplings for elliptic CalabiYau manifolds 

August 31, 2015, 12:00  2:00 PM at Science Center 232 
HARVARD  MIT  MSR COMBINATORICS SEMINAR 
Jim Haglund (UNIVERSITY OF PENNSYLVANIA) 
Three faces of the Delta Conjecture 

March 22, 2019, 4:15 pm at Science Center 507 
THURSDAY SEMINAR 
Jeremy Hahn (MIT) 
Framings and the recognition principle 

October 24, 2019, 3:00 pm  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Jeremy Hahn (HARVARD UNIVERSITY) 
Wilson spaces as atomic even spaces 

March 12, 2015, 3:30  5:30 pm at Science Center Hall E 
THURSDAY SEMINAR 
Jeremy Hahn (HARVARD UNIVERSITY) 
Chromatic convergence of the Goodwillie tower on spheres 

February 22, 2018, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Jeremy Hahn (HARVARD UNIVERSITY) 
The construction of BO/I_n 

November 08, 2018, 3:00 pm  5:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MIRROR SYMMETRY SEMINAR 
Fabian Haiden (HARVARD UNIVERSITY) 
Geometric flows, iterated logarithms, and balanced weight filtrations 

April 13, 2018, 11:00am  12:00pm at Science Center 530 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Fabian Haiden (HARVARD UNIVERSITY) 
Flat surfaces and stability structures on categories 

February 08, 2017, 4:00 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Fabian Haiden (HARVARD UNIVERSITY) 
Balanced filtrations and asymptotics for semistable objects 

October 17, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Peter Haine (MIT) 
Local complete intersections, the cotangent complex, and the Hilbert scheme of framed points 

September 19, 2019, 3:00  5:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Daniel HalpernLeistner (COLUMBIA UNIVERSITY) 
Equivariant Hodge theory 

September 22, 2015, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Daniel HalpernLeistner (COLUMBIA UNIVERSITY) 
Morselike stratifications of moduli problems in algebraic geometry 

February 27, 2015, 3:30  4:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Paul Hamacher (HARVARD UNIVERSITY) 
The geometry of the Newton stratification of a PELShimura variety 

April 08, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Alan Hammond (UC BERKELEY) 
KPZ Line Ensemble: a marriage of integrability and probability 

March 25, 2015, 11:30 am  1:00 pm at Science Center 232 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Rui Han (GEORGIA TECH) 
Spectral gaps in graphene structures 

April 11, 2019, 4:30 pm at CMSA, 20 Garden St, G10 
LOGIC SEMINAR 
Jesse Han (MCMASTER UNIVERSITY) 
Strong conceptual completeness for \omegacategorical theories 

February 06, 2018, 5:15 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Changho Han (HARVARD UNIVERSITY) 
'Almost K3' stable log surfaces and curves of genus 4 

March 26, 2019, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Xiaoli Han (TSINGHUA UNIVERSITY) 
The symplecitic and Lagranian mean curvature flow 

January 28, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Boris Hanin (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Nodal Sets of Random Eigenfunctions of the Harmonic Oscillator 

November 10, 2015, 4:15 PM at Science Center 507 
STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
Andrew Hanlon (UC BERKELEY AND HARVARD) 
A new perspective on homological mirror symmetry for toric varieties 

September 14, 2018, 1:30  3:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
David Hansen (COLUMBIA UNIVERSITY) 
Some remarks on local Shimura varieties 

March 01, 2017, 3:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
David Hansen (COLUMBIA UNIVERSITY) 
Critical padic Lfunctions 

October 21, 2015, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
David Hansen (COLUMBIA UNIVERSITY) 
Vanishing theorems in rigid analytic geometry 

October 24, 2017, 1:30  2:30 pm *note change in time at MIT 24449 *note change in location 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Jack Hanson (INDIANA UNIVERSITY) 
Rate of convergence of the mean for subadditive ergodic sequences 

October 15, 2014, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Nathan Haouzi (UC BERKELEY) 
Little Strings and Classification of surface defects 

April 03, 2017, 12:00 pm at CMSA Building, 20 Garden St, G02 
NUMBER THEORY SEMINAR 
Shai Haran (TECHNION, ISRAEL) 
New Foundations for Arithmetical Geometry, Pt 1 (Follow up talk at MIT on 5/5/16) 

May 04, 2016, 3:00 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Daniel Harlow (HARVARD UNIVERSITY) 
Operator Algebras and Entropy in Lattice Gauge Theory 

November 24, 2015, 1:15 pm at Jefferson 453 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
Uniformity of rational points and the Lang conjecture 

March 31, 2014, 3:00 PM at Science Center 507 
OPEN NEIGHBORHOOD SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
How many lines meet each of 4 given lines in 3space, and why it matters 

September 11, 2019, 4:30 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Michael Harris (COLUMBIA UNIVERSITY) 
Modularity theorems in the function field setting and local Langlands parametrization 

November 04, 2015, 3:00  4:00 PM at Science Center 507 
OPEN NEIGHBORHOOD SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
Poncelet's theorem and the birth of modern algebraic geometry 

February 25, 2019, 4:30 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
How flexible are curves in projective space? 

September 23, 2013, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Michael Harris (COLUMBIA UNIVERSITY) 
Special values of RankinSelberg tensor products for GL(n)xGL(m) 

November 13, 2013, 3:00  4:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
Variations of Hodge Structures 

November 23, 2015, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
Plane Curves 

November 03, 2014, 3:00 PM at Science Center 507 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Aram Harrow (MIT) 
Random quantum circuits, phase transitions and complexity 

October 30, 2019, 3:15 pm  4:15 pm at CMSA, 20 Garden St, G02 
CMSA COLLOQUIUM 
Aram Harrow (MIT) 
Monogamy of entanglement and convex geometry 

October 16, 2019, 4:00 pm  5:00 pm at CMSA, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Lisa Hartung (COURANT INSTITUTE) 
The Structure of Extreme Level Sets in Branching Brownian Motion 

February 15, 2017, 3:00 PM at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Robert Haslhofer (UNIVERSITY OF TORONTO) 
The moduli space of 2convex embedded spheres 

November 01, 2016, 3:00  4:00 PM *Special Time* at Science Center 507 
CMSA COLLOQUIUM 
Robert Haslhofer (UNIVERSITY OF TORONTO) 
Recent progress on mean curvature flow 

November 28, 2018, 4:30 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Brendan Hassett (RICE UNIVERSITY) 
Families of fibrations of del Pezzo surfaces 

February 11, 2014, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Luis Haug (MIT) 
Lagrangian antisurgery and cobordisms 

April 08, 2016, 3:30  4:30 PM at Science Center 507 
CMSA MATH PHYSICS SEMINAR 
Siqi He (SIMONS CENTER) 
The KapustinWitten Equations, Opers and Khovanov Homology 

November 05, 2018, 12:00  1:00 PM at CMSA Building, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Siqi He (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
The extended Bogomolny Equations, Generalized Nahm Pole, and SL(2,R) Higgs bundle 

November 10, 2017, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
HongJian He (TSINGHUA UNIVERSITY) 
Higgs Boson as the Origin of Mass and Inflation 

April 01, 2015, 4:00 PM at Science Center Hall A 
HARVARDMITMSR COMBINATORICS SEMINAR 
Xuhua He () 
The m=2 amplituhedron 

November 01, 2019, 3:30 pm  4:30 pm at Science Center 232 
CMSA SPECIAL SEMINAR 
YangHui He (UNIVERSITY OF OXFORD) 
Deeplearning the Landscape 

November 09, 2018, 10:30 am  12:00 pm at Science Center 530 
CMSA TOPOLOGICAL ASPECTS OF CONDENSED MATTER SEMINAR 
YinChen He (PERIMETER INSTITUTE) 
Emergent QED3 and QCD3 in condensed matter system 

October 22, 2018, 10:00  11:30 am at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Matthew Headrick (BRANDEIS UNIVERSITY) 
Quantum entanglement, classical gravity, and convex programming: New connections 

February 08, 2017, 4:30 pm at CMSA Building, 20 Garden St, G10 
JOINT DEPT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Steven Heilman (UCLA) 
Noncommutative Majorization Principles and Grothendieck's Inequality 

April 05, 2017, 3:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Tyler Helmuth (ICERM AND BROWN UNIVERSITY) 
Loopweighted Walk 

April 23, 2015, 2:00  3:00 PM at Science Center 232 
CMSA COLLOQUIUM 
Bill Helton (UC SAN DIEGO) 
A taste of noncommutative convex algebraic geometry 

September 18, 2019, 4:30 pm 5:30 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Lars Hernquist (HARVARD UNIVERSITY) 
NextGeneration Cosmological Simulations: Galaxy Assembly and Evolution 

April 06, 2016, 4:30 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Florian Herzig (UNIVERSITY OF TORONTO) 
Ordinary representations and locally analytic vectors for GL_n(Q_p) 

November 07, 2018, 3:00 pm at Science Center 507 
THURSDAY SEMINAR 
Gijs Heuts (UTRECHT UNIVERSITY) 
Coalgebras and the Goodwillie tower of the BousfieldKuhn functor 

April 05, 2018, 3:00  5:00 pm at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY 
Richard Hind (NOTRE DAME) 
Embeddings of Lagrangian tori 

October 30, 2015, 3:30 PM at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Peter Hintz (MIT) 
Linear stability of slowly rotating Kerr black holes 

November 01, 2019, 10:30 am  11:30 am at Science Center 530 
CMSA GENERAL RELATIVITY SEMINAR 
Peter Hintz (MIT) 
Stability of Minkowski space and polyhomogeneity of the metric 

March 14, 2019, 3:30 pm at Science Center 411 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Eriko Hironaka (ICERM AND FLORIDA STATE UNIVERSITY) 
Towards a fibered face theory for free group automorphisms. 

October 30, 2013, 4:00 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Wei Ho (UNIVERSITY OF MICHIGAN) 
Ranks of elliptic curves: heuristics, theorems, and data (revisited!) 

March 03, 2016, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall A 
NUMBER THEORY SEMINAR 
Wei Ho (UNIVERSITY OF MICHIGAN) 
Integral points on elliptic curves 

October 24, 2018, 3:00 pm at Science Center 507 
JOINT DEPT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Nina Holden (MIT) 
Percolationdecorated triangulations and their relation with SLE and LQG 

March 29, 2017, 3:00 pm at CMSA Building, 20 Garden St, G02 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Tara Holm (CORNELL UNIVERSITY) 
The Topology of Toric Origami Manifolds 

April 03, 2015, 3:30  4:30 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Jen Hom (COLUMBIA UNIVERSITY) 
An infinite rank summand of topologically slice knots 

February 21, 2014, 3:30  4:30 PM at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Jennifer Hom (GEORGIA TECH) 
Heegaard Floer and homology cobordism 

April 26, 2019, 3:30 pm at Science Center 507 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Ko Honda (UCLA) 
Convex hypersurface theory in higherdimensional contact topology 

November 01, 2019, 3:30 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Hansol Hong (CMSA) 
Mirror construction via formal deformation of Lagrangians 

December 05, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Hansol Hong (CMSA & BRANDEIS UNIVERSITY) 
Mirror construction via Lagrangian deformation 

October 02, 2018, 4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Hansol Hong (CMSA) 
Homological mirror symmetry for elliptic curves 

October 06, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
The Immersion Conjecture, an overview 

September 20, 2018, 3:00 pm  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Voevodsky's condition H90(n) 

February 23, 2017, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
BrownGitler spectra and E_2 algebras 

October 17, 2013, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Background for the work of AroneDwyer 

March 01, 2018, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
The LichtenbaumQuillen conjectures 

September 15, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Michael Hopkins (HARVARD UNIVERSITY) 
Infinite loop spaces in motivic homotopy theory: Overview 

September 12, 2019, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Witt vectors, THH, and equivariant stable homotopy theory 

September 24, 2015, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Voevodsky's application of Steenrod operations to the Milnor conjecture 

February 09, 2017, 3:00 pm at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Algebraic vector bundles, introduction and overview 

February 05, 2015, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Twisted Ktheory 

October 02, 2014, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Constructing algebraic vector bundles on projective spaces 

March 05, 2015, 3:30  5:30 pm at Science Center Hall E 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Motivic vector bundles 

April 02, 2015, 3:30  5:30 pm at Science Center Hall E 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Power Operations in Ktheory 

February 20, 2014, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Voevodsky's application of Steenrod operations to the Milnor conjecture II 

February 16, 2017, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Statement of the Milnor conjectures 

October 13, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Introduction to Topological Hochschild and cyclic homology 

September 17, 2015, 3:00  4:05 PM **Special time** at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Reflection Positivity and Invertible Topological Phases 

October 10, 2017, 4:00 PM at Jefferson 356 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Unstable chromatic localizations 

September 21, 2017, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
The BousfieldKuhn functor 

September 14, 2017, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Mahowald's theorem on E_2 algebras 

November 19, 2015, 3:00  5:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Algebraic and motive vector bundles 

October 06, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Jens Hoppe (KTH) 
New Constructions and Quantization of Minimal Surfaces 

February 16, 2018, 9:30 am at Science Center 530 
LOGIC COLLOQUIUM 
Haim Horowitz (HEWBREW UNIVERSITY OF JERUSALEM) 
On the nonexistence and definability of mad families 

November 17, 2016, 4:00 pm at 2 Arrow St, Rm 408 
CMSA SPECIAL SEMINAR 
Shinobu Hosono (GAKUSHUIN UNIVERSITY) 
Double cover family of K3 surfaces and mirror symmetry 

February 25, 2019, 1:002:00 PM at CMSA, 20 Garden Street, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MIRROR SYMMETRY SEMINAR 
Shinobu Hosono (GAKUSHUIN UNIVERSITY) 
Gluing monodromy nilpotent cones of a family of K3 surfaces 

March 09, 2018, 11:00  12:00 at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Shinobu Hosono (GAKUSHUIN UNIVERSITY) 
Movable vs monodromy nilpotent cones of CalabiYau manifolds 

March 05, 2018, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
THURSDAY SEMINAR 
Jun Hou Fung (HARVARD UNIVERSITY) 
Immersions up to cobordism 

September 27, 2018, 3:00 pm  5:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Tom Hou (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Computerassisted analysis of singularity formation of a regularized 3D Euler equation 

February 26, 2018, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Bob Hough (STONY BROOK UNIVERSITY) 
Random walk on unipotent groups 

February 22, 2017, 3:00 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Ben Howard (BOSTON COLLEGE) 
Moduli spaces of shtukas and a higher derivative GrossKohnenZagier formula 

September 19, 2018, 3:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Ben Howard (BOSTON COLLEGE) 
Faltings heights and orthogonal Shimura varieties 

September 30, 2015, 3:00  4:00 PM *1st seminar* at Science Center 507 
NUMBER THEORY SEMINAR 
Sean Howe (STANFORD UNIVERSITY) 
A unipotent circle action on padic modular forms 

October 17, 2018, 3:00 pm at Science Center 507 
THURSDAY SEMINAR 
Marc Hoyois (MIT) 
Weight one motivic cohomology 

October 20, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Marc Hoyois (MIT) 
BlochKato implies BeilinsonLichtenbaum 

April 27, 2017, 4:00  6:00 pm *note change in time this week* at Science Center 507 
THURSDAY SEMINAR 
Marc Hoyois (MIT) 
Morel’s A^1homotopical classification of vector bundles, part I 

February 26, 2015, 3:30  5:30 pm at Science Center Hall E 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Marc Hoyois (MIT) 
A1homotopical classification of principal Gbundles 

February 23, 2016, 3:00 PM at MIT 2131 
THURSDAY SEMINAR 
Marc Hoyois (MIT) 
Morel's A^1homotopical classification of vector bundles, part II 

March 26, 2015, 3:30  5:30 pm at Science Center Hall E 
THURSDAY SEMINAR 
Marc Hoyols (MIT) 
The NesterenkoSuslinTotaro theorem 

November 03, 2016, 3:00  5:00 PM at Science Center 507 
CMSA QUANTUM MATTER AND QUANTUM FIELD THEORY SEMINAR 
PoShen Hsin (CALTECH) 
Lorentz symmetry fractionalization and duality in (2+1)d 

September 18, 2019, 10:30 am  12 pm at CMSA, 20 Garden St, G10 
CMSA SPECIAL TALK 
Ming Hu (PICOWER INSTITUTE FOR LEARNING AND MEMORY, MIT) 
The Retinotopic Representation of the Visual Field in Early Visual Cortex  A Geometric View 

May 06, 2019, 2:15 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
An Huang (HARVARD UNIVERSITY) 
Tautological Systems 

November 04, 2016, 2:00  3:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Xiangdi Huang (CHINESE ACADEMY OF SCIENCES) 
On Nash's problem for compressible flows 

October 22, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Feimin Huang (CHINESE ACADEMY OF SCIENCES) 
Isometric immersion of complete surface with slowly decaying negative Gauss curvature 

March 10, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CMSA SPACETIME SEMINAR 
Yutin Huang (NATIONAL TAIWAN UNIVERSITY) 
Dualities of Planar Ising Networks and the Positive Orthogonal Grassmannian 

October 10, 2019, 3:30 pm  4:30 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
An Huang (HARVARD UNIVERSITY) 
Chain integral solutions to GKZ system. 

March 23, 2015, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Xiangdi Huang (CHINESE ACADEMY OF SCIENCES) 
On Nash's problem for compressible flows 

September 17, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS CHINESE ECONOMY SEMINAR 
Wei Huang (HARVARD UNIVERSITY ECONOMICS) 
What do Social Pensions do for China's Rural Poor Elderly Citizens? 

July 19, 2016, 1:30  3:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Scott Hughes (MIT) 
The gravitationalwave event GW150914: What we learned, and how we learned it 

May 25, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
June Huh (PRINCETON UNIVERSITY) 
Positive currents and algebraic cycles in permutohedral varieties 

May 05, 2015, 3:00 PM at Science Center 507 
COLLOQUIUM 
June Huh (PRINCETON UNIVERSITY) 
Lorentzian polynomials 

February 21, 2019, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jack Huizenga (UNIVERSITY OF ILLINOIS AT CHICAGO) 
Interpolation problems and the birational geometry of moduli spaces of sheaves 

October 14, 2014, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jack Huizenga (PENN STATE) 
Moduli of sheaves on Hirzebruch surfaces 

September 11, 2018, 3:00 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Klaus Hulek (LEIBNIZ UNIVERSITY HANNOVER) 
Stable cohomology of compactifications of Ag 

March 10, 2015, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
PeiKen Hung (MIT) 
The smoothing time of convex inverse mean curvature flows 

September 25, 2018, 4:00  5:00 pm at Science Center 507 
CMSA MATHEMATICAL PHYSICS SEMINAR 
PeiKen Hung (MIT) 
The linear stability of the Schwarzschild spacetime in the harmonic gauge: odd part 

October 08, 2018, 12:00  1:00 pm at CMSA Building, 20 Garden St, G10 
CMSA GENERAL RELATIVITY SEMINAR 
PeiKen Hung (MIT) 
The linear stability of the Schwarzschild spacetime in the harmonic gauge: odd part 

September 19, 2018, 11:00 am at Science Center 530 
CMSA GENERAL RELATIVITY SEMINAR 
PeiKen Hung (MIT) 
The linear stability of the Schwarzschild spacetime in the harmonic gauge: even part 

February 07, 2019, 3:00 pm at Science Center 411 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Michael Hutchings (UC BERKELEY) 
Equivariant symplectic capacities 

October 26, 2018, 3:30 pm at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Michael Hutchings (UC BERKELEY) 
Beyond ECH capacities 

November 20, 2014, 3:30  4:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Pham Huu Tiep (UNIVERSITY OF ARIZONA / HARVARD) 
Adequate Subgroups 

October 15, 2014, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
David Hyeon (SEOUL NATIONAL UNIVERSITY) 
Commuting nilpotents modulo simultaneous conjugation and Hilbert scheme 

February 21, 2017, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Kaoru Ikeda (HARVARD UNIVERSITY) 
Symplectic structures of projective flag manifold and the unitary representations 

November 03, 2014, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
R. Inanc Baykur (UNIVERSITY OF MASSACHUSETTS AMHERST) 
Multisections of Lefschetz fibrations and topology of symplectic 4manifolds 

January 30, 2015, 3:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alex Isaev (MSI / AUSTRALIAN NATIONAL UNIVERSITY) 
Isolated hypersurface singularities and associated forms 

April 12, 2016, 3:00 PM at Science Center 507 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Oleg Ivrii (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Differentiating Blaschke products 

March 22, 2017, 4:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Dino J. Lorenzini (UNIVERSITY OF GEORGIA) 
Regular models of curves and wild quotient singularities 

April 11, 2018, 3:00 PM at Science Center 507 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Ruth J. Williams (UNIVERSITY OF CALIFORNIA, SAN DIEGO & CMSA VISITOR) 
Stability of a Fluid Model for Fair Bandwidth Sharing with General File Size Distributions 

October 09, 2019, 3:15  4:15 pm at CMSA, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Matthew J. Holman (HARVARD SMITHSONIAN CENTER FOR ASTROPHYSICS) 
Dynamical Chaos in Kepler Planetary Systems 

December 09, 2015, 4:00  5:00 PM at Science Center 507 
HARVARD LOGIC COLLOQUIUM 
Steve Jackson (UNIVERSITY OF NORTH TEXAS) 
Combinatorics of Definable Sets 

November 15, 2017, 4:00  5:00 pm at Logic Center, 2 Arrow St, Rm 420 
DIFFERENTIAL GEOMETRY SEMINAR 
Adam Jacob (UC DAVIS) 
Adiabatic limits of YangMills connections on collapsing K3 surfaces 

April 30, 2019, 5:45 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Adam Jacob (HARVARD UNIVERSITY) 
Partial differential equations arising from mirror symmetry 

November 17, 2014, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Adam Jacob (UC DAVIS) 
(1,1) forms with specified Lagrangian phase 

November 10, 2015, 2nd talk: 10:30  11:30 am at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY 
Adam Jacob (UC DAVIS) 
The deformed HermitianYangMills equation 

March 06, 2018, 4:00  5:00 pm at CMSA Building, 20 Garden St., G10 
CMSA HOMOLOGICAL MIRROR SYMMETRY FOCUSED LECTURE SERIES 
Adam Jacob (UC DAVIS) 
The deformed HermitianYangMills equation (continued) 

March 08, 2018, 4:005:00 pm at CMSA Building, 20 Garden St., G10 
GAUGE THEORY & TOPOLOGY SEMINAR 
Adam Jacob (HARVARD UNIVERSITY) 
Flat bundles, harmonic metrics and singular affine structures 

March 28, 2014, 3:30 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Jafar Jafarov (STANFORD UNIVERSITY) 
SU(N) Wilson loop expectations 

November 22, 2016, 3:00 pm at CMSA Building, 20 Garden St, G10 
MATHEMATICAL PHYSICS SEMINAR 
Arthur Jaffe and Zhengwei Liu (HARVARD UNIVERSITY) 
Introduction to the Mathematical Picture Language Project 

September 05, 2017, 4:00 PM at Jefferson 356 
CMSA COLLOQUIUM 
Sonia Jaffe (MICROSOFT) 
Quality Externalities on Platforms: The Case of Airbnb 

March 20, 2019, 4:30  5:30 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Ravi Jagadeesan (HARVARD UNIVERSITY) 
Complementary inputs and the existence of stable outcomes in large trading networks 

February 21, 2017, 4:30  5:30 PM at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Aukosh Jagannath (COURANT INSTITUTE) 
The Parisi Variational Problem 

February 24, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Dmitry Jakobson (MCGILL UNIVERSITY) 
Nodal Sets in Conformal Geometry 

April 19, 2016, 4:15 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Bas Janssens (UTRECHT) 
Reflection Positivity for Majoranas and Spins 

November 17, 2015, 4:15 PM at Jefferson 356 
MATHEMATICAL PHYSICS SEMINAR 
Bas Janssens (INSTITUTE OF MATHEMATICS, UNIVERSITY OF UTRECHT) 
Projective Unitary Representations of Infinite Dimensional Lie Groups 

April 14, 2015, 2:00 PM at Science Center 530 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Ian Jauslin (INSTITUTE FOR ADVANCED STUDY) 
Liquid Crystals and the HeilmannLieb model 

October 03, 2018, 3:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ariyan Javanpeykar (JOHANNES GUTENBERG UNIVERSITY MAINZ) 
Arithmetic, algebraic, and analytic hyperbolicity 

March 13, 2018, 3:00 PM at MIT 4153 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
C.F. Jeff Wu (GEORGIA INSTITUTE OF TECHNOLOGY) 
A statistical view of uncertainty quantification: interface between statistics and applied mathematics 

October 29, 2014, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Patrick Jefferson (HARVARD UNIVERSITY) 
Towards A Classification of 5d N = 1 SCFTs 

April 24, 2017, 12:00 pm at CMSA Building, 20 Garden St, G10 
GROSSSIEBERT PROGRAM SEMINAR 
Maxim Jeffs (HARVARD UNIVERSITY) 
HocusPocus with the FocusFocus Locus 

October 03, 2019, 3:30 pm at Science Center 232 
GROSSSIEBERT PROGRAM SEMINAR 
Maxim Jeffs (HARVARD UNIVERSITY) 
A Gentle Introduction to Scattering 

October 24, 2019, 3:00 pm at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
David Jensen (YALE UNIVERSITY) 
Tropical BrillNoether Theory and the GiesekerPetri Theorem 

April 15, 2014, 3:00 PM **Corrected time** at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Dave Jensen (UNIVERSITY OF KENTUCKY) 
Linear Systems on General Curves of Fixed Gonality 

October 17, 2017, 3:00 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Bei Jia (UNIVERSITY OF TEXAS AT AUSTIN) 
Topological String Theory Revisited 

April 04, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Peng Jian (HARVARD SCHOOL OF PUBLIC HEALTH) 
Inference of transcriptional regulation in cancers 

November 18, 2015, 4:00 PM at Science Center 507 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Chunlan Jiang (HEBEI NORMAL UNIVERSITY) 
Similarity Invariants of Geometric Operators 

October 30, 2018, 4:00 pm at Jefferson 453 
CMSA SPECIAL ALGEBRAIC GEOMETRY SEMINAR 
Qingyuan Jiang (IAS) 
Categorical duality between joins and intersections 

February 13, 2019, 3:00 pm at CMSA Building, 20 Garden St, G10 
EVOLUTION EQUATIONS SEMINAR 
Long Jin (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Scattering Resonances for Convex Obstacles 

September 01, 2015, 10:00 AM at Science Center 232 
MATHEMATICAL PHYSICS SEMINAR 
Vaughan Jones (VANDERBILT UNIVERSITY) 
Scale Invariant Transfer Matrix and Hamiltonian for Quantum Spin Chains 

October 18, 2016, 2:45 pm at Jefferson 453 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MEMBERS' SEMINAR 
Vaughan Jones (VANDERBILT UNIVERSITY) 
The Thompson groups as scaling symmetries of quantum spin chains 

October 14, 2016, 5:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Vaughan Jones (VANDERBILT UNIVERSITY) 
Are the Thompson groups any good as a model for Diff(S^1)? 

October 19, 2016, 4:30 pm at CMSA Building, 20 Garden St, G10 
MATHEMATICAL PHYSICS SEMINAR 
Vaughan Jones (VANDERBILT UNIVERSITY) 
Scale Invariant Transfer Matrix and Hamiltonian for Quantum Spin Chains Pt. II 

October 20, 2016, 1:15 pm at Jefferson 256 
DIFFERENTIAL GEOMETRY SEMINAR 
Vaughan Jones (VANDERBILT UNIVERSITY) 
A stroll around the subfactor zoo 

November 19, 2018, 2:00 pm at CMSA Building, 20 Garden St, G10 **note change in day and location** 
DIFFERENTIAL GEOMETRY SEMINAR 
Mattias Jonsson (UNIVERSITY OF MICHIGAN) 
A variational approach to the YauTianDonaldson conjecture 

December 06, 2016, 4:15 pm at Science Center 507 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Max Jordan Zimet (BLACKHOLE INITIATIVE) 
K3 metrics from little string theory 

October 28, 2019, 12:00 pm  1:00 pm at CMSA, 20 Garden St, G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Juergen Jost (MAX PLANCK INSTITUTE) 
Super Riemann surfaces, metrics, and the gravitino 

February 24, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Jose Juan Fernandez Melgarejo (HARVARD UNIVERSITY) 
Gauged SUGRAS and duality symmetric theories 

March 21, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
MATHEMATICAL PHYSICS SEMINAR 
Victor Kac (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Algebraic Theory of Integrable Systems 

November 24, 2015, 4:15 PM at Jefferson 356 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Victor Kac (MIT) 
Multiplicative Poisson vertex algebras and differentialdifference Hamiltonian equations 

October 02, 2018, 5:00 pm at Jefferson 356 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Ilya Kachkovskiy (MICHIGAN STATE) 
Localization and delocalization for interacting 1D quasiperiodic particles 

March 06, 2019, 4:15 pm at Science Center 411 *note unusual day and location* 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Matthew Kahle (OHIO STATE UNIVERSITY) 
Recent Progress in stochastic topology 

February 19, 2015, 4:30 PM at Science Center Hall A 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Elana Kalashnikov (HARVARD UNIVERSITY) 
Mirror symmetry and automorphisms 

November 04, 2019, 12:00 pm  1:00 pm at CMSA, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Tasho Kaletha (HARVARD UNIVERSITY) 
On the local and global ArthurLanglands conjectures 

March 09, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Niky Kamran (MCGILL UNIVERSITY) 
Nonuniqueness results for the anisotropic Calderon problem with data measured on disjoint sets 

April 05, 2016, 9:50  10:50 am at Science Center 232 *please note change of location this week* 
CMSA GENERAL RELATIVITY SEMINAR 
Niky Kamran (MCGILL UNIVERSITY) 
Lorentzian Einstein metrics with prescribed conformal infinity 

November 14, 2018, 11:00 am at CMSA Building, 20 Garden St, G10 
HARVARD LOGIC COLLOQUIUM 
Aki Kanamori (BOSTON UNIVERSITY) 
AspectPerception and the History of Mathematics 

January 25, 2018, 4:005:00 PM at Logic Center, Room 420, 2 Arrow St 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Atsushi Kanazawa (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Tiling, SYZ and modular forms 

September 21, 2015, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Atsushi Kanazawa (HARVARD  CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Geometric transitions and SYZ mirror symmetry 

December 01, 2014, 12:00  2:00 PM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Nicolaos Kapouleas (BROWN UNIVERSITY) 
Gluing constructions for minimal surfaes and other geometric objects 

November 08, 2016, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Anton Kapustin (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Fermionic statesum models and topological field theory 

January 12, 2017, 4:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Mehran Kardar (MIT) 
Levitation by Casimir forces in and out of equilibrium 

April 27, 2017, 3:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Valentijn Karemaker (UNIVERSITY OF PENNSYLVANIA) 
Dynamics of Belyi maps 

November 28, 2017, 3:00 PM at MIT 4237 
DIFFERENTIAL GEOMETRY SEMINAR 
Spiro Karigiannis (UNIVERSITY OF WATERLOO) 
A curious system of second order nonlinear PDEs for U(m)structures on manifolds 

April 09, 2019, 3:00 pm at Science Center 232 
CMSA COLLOQUIUM 
Spiro Karigiannis (UNIVERSITY OF WATERLOO) 
Cohomologies on almost complex manifolds and their applications 

October 2, 2019, 4:30 pm 5:30 pm at CMSA, 20 Garden St, G10 
SPECIAL SEMINAR SERIES, JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS 
Masaki Kashiwara (RIMS, KYOTO UNIVERSITY) 
Indsheaves and RiemannHilbert correspondence of holonomic Dmodules, Part 1 

October 18, 2016, 4:15  5:15 pm at Science Center 507 
SPECIAL SEMINAR SERIES, JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS 
Masaki Kashiwara (RIMS, KYOTO UNIVERSITY) 
Indsheaves and RiemannHilbert correspondence of holonomic Dmodules, Part 2 

October 25, 2016, 4:15  5:15 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jesse Kass (UNIVERSITY OF SOUTH CAROLINA) 
How to make Poincaré Duality into a holomorphic map 

May 06, 2014, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jesse Kass (UNIVERSITY OF SOUTH CAROLINA) 
How to count lines on a cubic surface arithmetically 

February 13, 2018, 3:00 PM at Science Center 507 
SPECIAL MATHEMATICAL PHYSICS SEMINAR 
Yasayuki Kawahigashi (UNIVERSITY OF TOKYO) 
From Vertex Operator Algebras to Operator Algebras and Back 

October 12, 2017, 2:00 pm *please note special date, time and location at Jefferson 453 
MATHEMATICAL PHYSICS SEMINAR 
Yasuyuki Kawahigashi (UNIVERSITY OF TOKYO) 
Gapped Domain Walls Between Topological Phases and Subfactors 

October 11, 2016, 2:45 PM at Jefferson 453 
HARVARD LOGIC COLLOQUIUM 
Alekos Kechris (CALTECH) 
Borel equivalence relations, cardinal algebras, and structurability 

April 19, 2018, 4:00 " 5:00 PM at Logic Center, Room 420, 2 Arrow Street 
DIFFERENTIAL GEOMETRY SEMINAR 
Jordan Keller (COLUMBIA UNIVERSITY) 
Linear stability of Schwarzschild spacetime 

March 28, 2017, 3:00  4:00 PM at CMSA Building, 20 Garden St, G02 
CMSA GENERAL RELATIVITY SEMINAR 
Jordan Keller (BHI) 
Quasilocal Angular Momentum and CenterofMass at Future Null Infinity 

September 26, 2018, 11 AM at CMSA Building, 20 Garden St., G02 
CMSA GENERAL RELATIVITY SEMINAR 
Jordan Keller (BHI) 
Angular Momentum and CenterofMass at Null Infinity 

October 18, 2019, 10:30 am  11:30 am at Science Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Christoph Keller (RUTGERS UNIVERSITY) 
Conformal Field Theories, Modular Forms and Geometry 

November 15, 2013, 1:30  2:30 PM at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Jordan Keller (HARVARD UNIVERSITY) 
Linear Stability of Higher Dimensional Schwarzschild Black Holes 

November 07, 2018, 11:00 am at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Jordan Keller (HARVARD BLACK HOLE INITIATIVE) 
Linear Stability of Higher Dimensional Schwarzschild Black Holes 

September 12, 2017, 4:00  5:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Jordan Keller (BHI) 
Linear Stability of Schwarzschild Black Holes 

February 26, 2018, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Christophe Keller (HARVARD PAULSON SCHOOL OF ENGINEERING AND APPLIED SCIENCES) 
Mathieu Moonshine and Symmetry Surfing 

February 06, 2017, 12:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Michael Kemeny (STANFORD UNIVERSITY) 
Betti numbers of the canonical ring of a curve 

March 06, 2018, 3:00 PM at MIT 4153 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Richard Kenyon (BROWN UNIVERSITY) 
Harmonic functions and the chromatic polynomial 

March 07, 2018, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Aruna Kesavan (PENN STATE/CMSA) 
Asymptotic structure of spacetime with a positive cosmological constant 

September 13, 2016, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Enno Kessler (HARVARD CMSA) 
Supergeometry, Super Riemann Surfaces and the Superconformal Action 

January 29, 2019, 4:00 pm at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Marcus Khuri (STONY BROOK UNIVERSITY) 
Stationary Vacuum Black Holes in Higher Dimensions 

April 04, 2019, 3:00  4:00 pm at CMSA, 20 Garden Street, G02 
NUMBER THEORY SEMINAR 
Kamal KhuriMakdisi (AMERICAN UNIVERSITY OF BEIRUT) 
Eisenstein series of weight 1 

February 12, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Yoosik Kim (BOSTON UNIVERSITY) 
Monotone Lagrangian tori in cotangent bundles 

September 18, 2017, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
GENDER INCLUSIVITY IN MATHEMATICS SEMINAR 
Eunice Kim (TUFTS UNIVERSITY) 
Dynamical Systems and Physical Phenomena 

March 28, 2019, 4:30 pm  6 pm at Science Center Hall E 
CMSA MATH PHYSICS SEMINAR 
Yoosik Kim (BOSTON UNIVERSITY) 
String polytopes and GelfandCetlin polytopes 

April 08, 2019, 12:00  1:00 pm at CMSA, 20 Garden St, G10 
STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
Yoosik Kim (BOSTON UNIVERSITY) 
GelfandCetlin systems and their applications 

September 28, 2018, 2:00  3:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Hyungchul Kim (CMSA & HARVARD PHYSICS) 
Seiberg duality and superconformal index in 3d 

February 05, 2018, 12:00 PM at CMSA Building, 20 Garden Street, G02 
JOINT MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Kay Kirkpatrick (UIUC MATH AND PHYSICS, MIT MATH) 
Quantum groups, Free ArakiWoods Factors, and a Calculus for Moments 

November 01, 2017, 2:00  3:00 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Mark Kisin (HARVARD UNIVERSITY) 
Endomorphisms of abelian varieties and CM liftings 

September 11, 2013, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS TOPOLOGICAL INSULATORS SERIES 
Alexei Kitaev (CALIFORNIA INSTITUTE OF TECHNOLOGY, FUNDAMENTAL PHYSICS PRIZE WINNER) 
The classification of shortrange entangled topological phases 

November 20, 2014, 1:30 PM at Science Center 530 
GAUGE THEORY, TOPOLOGY AND SYMPLECTIC GEOMETRY SEMINAR 
Alexandra Kjuchukova (UNIVERSITY OF PENNSYLVANIA) 
On the classification of branched covers of fourmanifolds 

February 20, 2015, 3:30  4:30 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Johannes Kleiner (UNIVERSITY OF REGENSBURG) 
A New Candidate for a Unified Physical Theory 

September 19, 2016, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
CMSA SPECIAL SEMINAR 
Albrecht Klemm (UNIVERSITY OF BONN) 
Dbrane masses and the motivic Hodge conjecture 

March 13, 2019, 12:15  1:15 pm at CMSA, 20 Garden St, G10 
HARVARDMITMSR COMBINATORICS SEMINAR 
Carly Klivans (BROWN UNIVERSITY) 
Flowfiring processes 

April 12, 2019, 4:45 pm 5:45 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Erick Knight (HARVARD UNIVERSITY) 
A padic JacquetLanglands Correspondence 

September 09, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Antti Knowles (ETH ZURICH) 
An optimal rotational invariant estimator for general covariance matrices 

February 03, 2016, 2:30 PM at CMSA Building, 20 Garden Street, Room G02 
THURSDAY SEMINAR 
Ben Knudsen (HARVARD UNIVERSITY) 
Toward the immersion conjecture 

April 04, 2019, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Ben Knudsen (HARVARD UNIVERSITY) 
The derivatives of the identity functor 

February 08, 2018, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Ben Knudsen (HARVARD UNIVERSITY) 
The derivatives of the identity fnctor 

February 08, 2016, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Ben Knudsen (HARVARD UNIVERSITY) 
Braid groups and braid Thom spectra 

October 25, 2018, 3:00 pm  5:00 pm at Science Center 507 
SNAPSHOTS OF MATH AT HARVARD 
Ben Knudsen, Alison Miller, Sebastien Picard, Bena Tshishiku (HARVARD UNIVERSITY) 


February 04, 2019, 4:30 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Allen Knutson (CORNELL UNIVERSITY) 
Deformations of normal crossings 

March 27, 2018, 3:00 PM at Science Center 507 
BRANDEISHARVARDMITNORTHEASTERN JOINT COLLOQUIUM 
Allen Knutson (CORNELL UNIVERSITY) 
Schubert calculus and quiver varieties 

February 14, 2019, Tea at 4:00 pm; Talk at 4:30 pm at Science Center Hall A 
CMSA SPECIAL SEMINAR 
Sawomir Kodziej (JAGIELLONIAN UNIVERSITY) 
Weak subsolutions and solutions of the MongeAmpere equation 

November 04, 2019, 2:30 pm at CMSA, 20 Garden St, G10 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Claus Koestler (UNIVERSITY COLLEGE CORK, IRELAND) 
Markovianity as a distributional system 

April 09, 2019, 3:00 pm at Jefferson 356 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Scott Kominers (HARVARD SOCIETY OF FELLOWS) 
Patent Trolls: Evidence from Targeted Firms (joint work with Lauren Cohen and Umit G. Gurun) 

February 29, 2016, 5:00  6:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Scott Kominers (HARVARD SOCIETY OF FELLOWS) 
Generalized Matching Market Design: Theory and Practice 

December 02, 2015, 4:00 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Liang Kong (UNIVERSITY OF NEW HAMPSHIRE AND TSINGHUA UNIVERSITY) 
Lattice models for 2+1D topological orders with gapped boundaries 

March 10, 2015, 2:00  3:30 PM at Science Center 530 
CMSA SPECIAL SEMINAR 
Liang Kong (SHENZHEN INSTITUTE OF QUANTUM SCIENCES AND ENGINEERING, SOUTHERN UNIVERSITY OF SCIENCE AND TECHNOLOGY) 
A unified mathematical theory of both gapped and gapless boundaries of 2+1D topological orders 

October 4, 2019, 3:00 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Liang Kong (UNIVERSITY OF NEW HAMPSHIRE & CMSA, HARVARD) 
Boundarybulk relation for topological orders in any dimensions 

October 26, 2015, 12:00  2:00 PM at Science Center 232 
MATHEMATICAL PICTURE LANGUAGE SEMINAR 
Liang Kong (SHENZHEN INSTITUTE FOR QUANTUM SCIENCE AND ENGINEERING AND SOUTHERN UNIVERSITY OF SCIENCE AND TECHNOLOGY) 
A unified mathematical theory of gapped and gapless boundaries of 2d topological orders 

February 12, 2019, 3:00 pm at Jefferson 356 
NUMBER THEORY SEMINAR 
Alex Kontorovich (RUTGERS AND IAS) 
Sphere Packings and Arithmetic 

February 07, 2018, 3:00 PM at Science Center 507 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Alex Kontorovich (RUTGERS UNIVERSITY) 
Equidistribution of Shears and Applications 

February 25, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Alex Kontorovich (YALE UNIVERSITY) 
LocalGlobal Principles in Orbits 

September 18, 2013, 3:00  4:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Alex Kontorovich (YALE UNIVERSITY) 
Levels of Distribution 

September 16, 2013, 3:00 PM at Science Center 507 
CMSA QUANTUM MATTER/QUANTUM FIELD THEORY SEMINAR 
Peter Koroteev (UC BERKELEY) 
On Quiver Walgebras and Defects from Gauge Origami 

October 09, 2019, 10:30 am  12:00 pm at CMSA, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Samuel Kou (HARVARD UNIVERSITY STATISTICS) 
Big data, Google and disease detection: the statistical story 

February 17, 2016, 4:30  5:30 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Can Kozcas (CMSA) 
Elliptic Virasoro conformal blocks 

February 29, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Can Kozcaz (CMSA) 
Cheshire Cat Resurgence 

September 26, 2016, 12:00 PM at CMSA Building, 20 Garden St, G10 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Holly Krieger (MIT) 
A case of the dynamical AndréOort conjecture 

April 22, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Daniel Kriz (MIT) 
A new padic MaassShimura operator and supersingular RankinSelberg padic Lfunctions 

September 12, 2018, 3:00 pm at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Peter Kronheimer (HARVARD UNIVERSITY) 
The fourcolor theorem and spatial graphs 

September 25, 2015, 3:30  4:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Igor Krylov (KOREA INSTITUTE FOR ADVANCED STUDY) 
Birational rigidity of low degree del Pezzo fibrations 

May 07, 2019, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Nicolai Krylov (UNIVERSITY OF MINNESOTA) 
On the existence of $\bf W^{2}_{p}$ solutions for fully nonlinear elliptic equations under relaxed convexity assumptions 

November 12, 2015, 2nd talk: 10:30  11:30 am at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Nicolai Krylov (UNIVERSITY OF MINNESOTA) 
To the theory of viscosity solutions for uniformly parabolic Isaacs equations 

November 19, 2015, 10:00 AM at Science Center 232 
NUMBER THEORY SEMINAR 
V. Kumar Murty (UNIVERSITY OF TORONTO) 
The Lindelof class of Lfunctions 

October 18, 2017, 3:15 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Abhinav Kumar (MIT/STONY BROOK) 
Moduli spaces of reducible Jacobians of genus 2 curves via Hilbert modular surfaces of square discriminant 

February 11, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
H.T. Kung (HARVARD UNIVERSITY SEAS) 
Parallel Sparse Coding with Applications in Compressive Sensing and Machine Learning 

November 19, 2014, 4:15 PM at Science Center 507 
THURSDAY SEMINAR 
Sander Kupers and Mike Hopkins (HARVARD UNIVERSITY) 
Discussion of two points 

April 11, 2019, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Sander Kupers (HARVARD UNIVERSITY) 
The work of AroneDwyer 

March 08, 2018, 3:00  5:00 pm at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Sander Kupers (HARVARD UNIVERSITY) 
The metastable homology of mapping class groups 

October 25, 2017, 4:00 PM at Science Center 530 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Cagatay Kutluhan (BUFFALO) 
Can Floertheoretic invariants detect overtwisted contact structures? 

February 15, 2019, 3:30 pm at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Cagatay Kutluhan (SUNY AT BUFFALO) 
A Heegaard Floer analogue of algebraic torsion 

March 27, 2015, 3:30  4:30 PM at Science Center 507 
CMSA TOPOLOGICAL ASPECTS OF CONDENSED MATTER SEMINAR 
Ethan Lake (MIT) 
A primer on higher symmetries 

October 15, 2018, 10:00  11:30 am at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
KaiWen Lan (UNIVERSITY OF MINNESOTA, TWIN CITIES) 
Local systems of Shimura varieties: a comparison of two constructions 

March 27, 2019, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Claudio Landim (IMPA) 
Condensing zerorange processes 

May 22, 2015, 11:30 am  1:00 pm at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Joseph Landsberg (TEXAS A & M UNIVERSITY) 
What is geometric complexity theory? 

April 28, 2015, 3:00 PM at MIT 36156 
STUDENT/POSTDOC SYMPLECTIC GEOMETRY SEMINAR 
Tim Large (MIT) 
Steenrod operations and the Floer homotopy type 

September 21, 2018, 2:00  3:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Tim Large (MIT) 
Symplectic cohomology and wrapped Fukaya categories 

October 20, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD LOGIC COLLOQUIUM 
Paul Larson (MIAMI UNIVERSITY) 
Forcing axioms in ℙmax extensions 

March 12, 2014, 4:00  5:00 PM at 2 Arrow Street, Room #420 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Eric Larson (MIT) 
The Maximal Rank Conjecture 

April 10, 2018, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Nima Lashkari (MIT) 
Holographic relative entropy is a Noether charge 

November 23, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY & TOPOLOGY SEMINAR 
SiuCheong Lau (HARVARD UNIVERSITY) 
Cayley Graph and Mirror Symmetry 

October 04, 2013, 3:30  4:30 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
SiuCheong Lau (HARVARD UNIVERSITY) 
A constructive approach to homological mirror symmetry 

February 17, 2015, 4:15  5:30 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
SiuCheong Lau (BOSTON UNIVERSITY) 
Moduli theory of Lagrangian immersions and mirror symmetry 

November 21, 2017, 4:15 PM at Science Center 507 
PRESENTED BY THE CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS: PHYSICAL MATHEMATICS SEMINAR 
SiuCheong Lau (HARVARD UNIVERSITY) 
Generalized SYZ and quivers 

September 08, 2014, 12:00  2:00 PM at Science Center 232 
BRANDEISHARVARDMITNORTHEASTERN JOINT COLLOQUIUM 
Robert Lazarsfeld (STONY BROOK) 
How irrational is an irrational variety? 

February 28, 2019, Tea at 4:00 pm; Talk at 4:30 pm at Science Center Hall A 
DIFFERENTIAL GEOMETRY SEMINAR 
Claude LeBrun (STONY BROOK) 
Mass in Kähler Geometry 

September 15, 2015, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Hiro Lee Tanaka (HARVARD UNIVERSITY) 
Lagrangian Cobordisms and Fukaya Categories 

September 23, 2014, 4:15 PM at Science Center 507 
CMSA CONDENSED MATTER/MATH SEMINAR 
Patrick Lee (MIT) 
Gapless spin liquid and emergent gauge theory 

October 31, 2019, 11:50 am at CMSA, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
James Lee (UNIVERSITY OF WASHINGTON) 
Conformal growth rates, spectral geometry, and distributional limits of graphs 

November 30, 2016, 3:00 pm at CMSA Building, 20 Garden St, G02 
MATHEMATICAL PHYSICS SEMINAR 
SeungJoo Lee (VIRGINIA TECH) 
Multiple Fibrations in CalabiYau Geometry and String Dualities 

November 07, 2016, 12:00 PM at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Eveline Legendre (INSTITUT DE MATHéMATIQUES DE TOULOUSE, UNIVERSITé PAUL SABATIER) 
An application of the equivariant localization formula in Sasaki geometry 

December 06, 2017, 4:15 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Robert Lemke Oliver (TUFTS UNIVERSITY) 
TateShafarevich groups in quadatric twist families 

December 06, 2017, 3:15 pm *sharp at Science Center 507 
OPEN NEIGHBORHOOD SEMINAR 
Marius Lemm (HARVARD UNIVERSITY) 
Why doesn't an electron fall into the nucleus? 

October 23, 2019, 4:30 pm at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Martin Lesourd (BHI) 
Existence of minimal or marginally outer trapped surfaces from quasilocal mass 

September 20, 2019, 10:30 am  11:30 am at Sci Center 530 
CMSA GENERAL RELATIVITY SEMINAR 
Martin Lesourd (BHI) 
ShiTam's Existence of Minimal Surfaces from QuasiLocal Mass 

September 13, 2019, 10:30 am  11:30 am at CMSA, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Conan Leung (IMS/THE CHINESE UNIVERSITY OF HONG KONG) 
Some modern aspects of Morse theory 

January 27, 2016, 4:00 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Conan Leung (IMS/THE CHINESE UNIVERSITY OF HONG KONG) 
DonaldThomas invariants for CalabiYau fourfolds 

January 26, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Conan Leung (CHINESE UNIVERSITY OF HONG KONG) 
Coisotropic Abranes and their SYZ transform 

October 12, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Caitlin Leverson (DUKE UNIVERSITY) 
Legendrian link invariants 

November 13, 2015, 3:30  4:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Brandon Levin (IAS) 
Moduli of finite flat group schemes and local models 

April 30, 2014, 3:00 PM at Sci Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Lionel Levine (CORNELL UNIVERSITY) 
Circles in the Sand 

April 15, 2015, 11:30 am  1:00 pm at Science Center 530 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jake Levinson (UNIVERSITY OF WASHINGTON) 
BoijSöderberg Theory for Grassmannians 

March 12, 2019, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
XueMei Li (UNIV. OF WARWICK) 
Perturbation to conservation law and stochastic averaging 

May 03, 2017, 4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Danielle Li (HARVARD UNIVERSITY) 
Financing Novel Drugs 

March 21, 2017, 4:30  5:30 PM at CMSA Building, 20 Garden St, G02 
CMSA COLLOQUIUM 
Shengwu Li (HARVARD UNIVERSITY) 
Credible Mechanisms 

April 24, 2019, 4:30 pm 5:30 pm at CMSA, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Chao Li (COLUMBIA UNIVERSITY) 
Goldfeld’s conjecture and congruences between Heegner points 

November 16, 2016, 3:00 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
TianJun Li (MINNESOTA) 
Geometry of symplectic log CalabiYau surfaces 

March 26, 2019, 4:00 pm at Science Center 507 
CMSA CHINESE ECONOMY SEMINAR 
Lintong Li & Jian Wang (BEJING UNIV. & UNIV. OF LEUVEN) 


July 26, 2016, 1:30  3:00 pm at CMSA Building, 20 Garden St, G10 
SPECIAL DIFFERENTIAL GEOMETRY SEMINAR 
Si Li (MSC, TSINGHUA UNIVERSITY) 
Perturbative renormalization and Index theorem 

October 22, 2014, 9:30 AM at Science Center 530 
CMSA MATHEMATICAL PHYSICS SEMINAR 
Zhenkun Li (MIT) 
Cobordism and gluing maps in sutured monopoles and applications 

March 04, 2019, 12:00  1:00 PM at CMSA, 20 Garden Street, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
TianJun Li (UNIVERSITY OF MINNESOTA) 
Symplectic divisor compactifications in dimension 4 

September 27, 2016, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Bong Lian (BRANDEIS UNIVERSITY) 
RiemannHilbert Problem and Period Integrals 

September 09, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Carl Lian (COLUMBIA) 
Enumerating pencils with moving ramification on curves 

September 24, 2019, 4:15 pm  5:15 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Bong Lian (BRANDEIS UNIVERSITY) 
Some applications of period integrals 

April 14, 2015, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Bong Lian (BRANDEIS UNIVERSITY) 
Large complex structure limits of CalabiYau manifolds 

December 01, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Bong Lian (BRANDEIS UNIVERSITY) 
Tautological systems 

October 28, 2016, 12:45 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Annie Liang (HARVARD UNIVERSITY ECONOMICS) 
The Theory is Predictive, but is it Complete? An Application to Human Perception of Randomness (with Jon Kleinberg and Sendhil Mullainathan) 

April 18, 2016, 5:30 PM *note change in time at CMSA Building, 20 Garden Street, Room G10 
SOCIAL SCIENCE APPLICATIONS FORUM 
Jura Liaukonyte (CORNELL UNIVERSITY) 
Background Noise? TV Advertising Affects Real Time Investor Behavior 

March 07, 2019, 2:30 PM at CMSA, 20 Garden Street, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Jeff Lichtman (HARVARD UNIVERSITY MCB) 
Graphing the Connectome 

May 06, 2015, 3:00 PM at Science Center Hall A 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Jiangfeng Lin (MIT) 
Nearby cycles and vanishing cycles 

October 13, 2017, 3:30  4:30 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Yong Lin (RENMIN UNIVERSITY OF CHINA) 
Some PDE's on graphs 

March 01, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Xihong Lin (DEPT OF BIOSTATISTICS, HARVARD H. T. CHAN SCHOOL OF PUBLIC HEALTH) 
Statistical Analysis of Massive Genetic and Genomic Data 

April 15, 2015, 4:00 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
YuShen Lin (HARVARD  CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
From the Decomposition of PicardLefschetz Transformation to Tropical Geometry 

September 11, 2017, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
YuShen Lin (COLUMBIA UNIVERSITY) 
Tropical/Holomorphic Correspondence for HyperK\ 

February 28, 2018, 4:15 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Jianfeng Lin (UCLA) 
The unfolded SeibergWittenFloer spectrum and its applications 

September 18, 2015, 3:00  4:00 PM **Special time** at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Yong Lin (RENMIN UNIVERSITY) 
Heat kernel estimate and solution of semi linear heat equations on graphs 

January 24, 2017, 4:15 pm at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Jianfeng Lin (MIT) 
Constructible sheaves and nearby cycles 

October 06, 2017, 3:30 PM at Science Center 507 
CMSA COLLOQUIUM 
Hans Lindblad (JOHNS HOPKINS UNIVERSITY) 
Global Existence and Scattering for Einstein's equations and related equations satisfying the weak null condition 

October 09, 2019, 4:30  5:30 pm at CMSA, 20 Garden St, G10 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Kathryn Lindsey (BOSTON COLLEGE) 
Galois conjugates of PCF generalized betatransformations 

April 18, 2018, 4:00 PM at Sci Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Yevgeniy Liokumovich (MIT) 
Heegaard splittings isotopic to an index 1 minimal surface 

October 24, 2017, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Gabor Lippner (NORTHEASTERN UNIVERSITY) 
Sharp convexity estimates for harmonic functions on the lattice, via absolute monotonicity 

September 29, 2015, **2  3 pm** Special Time at Science Center 232 
GAUGE THEORY & TOPOLOGY SEMINAR 
Robert Lipshitz (COLUMBIA UNIVERSITY) 
Hochschild localization and bordered Heegaard Floer homology 

April 25, 2014, 3:30 PM at Science Center 309 
HARVARD MIT ALGEBRAIC GEOMETRY SEMINAR 
Daniel Litt (COLUMBIA UNIVERSITY) 
Arithmetic Restrictions on Geometric Monodromy 

February 28, 2017, 3:00 pm at MIT 4153 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Daniel Litt (STANFORD UNIVERSITY) 
Nonabelian Lefschetz Hyperplane Theorems 

November 11, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Zhengwei Liu (HARVARD PHYSICS) 
A new program on quantum subgroups 

February 14, 2018, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
GAUGETOPOLOGYSYMPLECTIC SEMINAR 
Melissa Liu (COLUMBIA UNIVERSITY) 
The YangMills Equations over Klein Surfaces 

April 05, 2019, 3:30 pm at Science Center 507 
NUMBER THEORY SEMINAR 
Yifeng Liu (YALE UNIVERSITY) 
Isolation of L^2 spectrum and GanGrossPrasad conjecture 

October 30, 2019, 3:00 pm at Science Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Gang Liu (NORTHWESTERN) 
Recent progress of Yau's uniformization conjecture 

October 17, 2017, 4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Tiankai Liu (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
On the CoolidgeNagata conjecture 

February 04, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Hong Liu (MIT) 
A new theory of fluctuating hydrodynamics 

September 28, 2016, 4:30 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Zhengwei Liu (HARVARD UNIVERSITY) 
Quon language in mathemtics 

April 04, 2017, 2:45 pm at Jefferson 453 
MATHEMATICAL PHYSICS SEMINAR 
Zhengwei Liu (VANDERBILT AND HARVARD) 
The Classification and Construction of Subfactors 

May 05, 2015, 2:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Jun Liu (HARVARD UNIVERSITY DEPARTMENT OF STATISTICS) 
Expansion of biological pathways by integrative Genomics 

March 01, 2017, 4:30 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Yifeng Liu (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Bounding Selmer groups via GrossKudlaSchoen cycles 

April 16, 2014, 3:00 PM at Science Center 507 
HARVARD MATHEMATICAL PHYSICS SEMINAR 
Zhengwei Liu (HARVARD UNIVERSITY) 
A New Diagrammatic Approach to Quantum Informationthe four string model 

September 27, 2016, 2:45 pm at Jefferson 453 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
ChienHao Liu () 
Dbranes and Azumaya/matrix noncommutative geometry 

September 29, 2014, 12:00  2:00 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Yuchen Liu (YALE UNIVERSITY) 
Kstability of cubic threefolds 

October 03, 2017, 3:00 PM at MIT 4237 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Han Liu (PRINCETON UNIVERSITY) 
Transelliptical Graphical Models: Theory and Computation 

September 17, 2014, 12:30  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Guglielmo Lockhart (HARVARD UNIVERSITY PHYSICS) 
Selfdual strings of 6d SCFTs and local elliptic CYs 

March 02, 2015, 12:00  2:00 PM at Science Center 232 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Russell Lodge (STONY BROOK UNIVERSITY) 
Global dynamics of multi curves in complex dynamics 

March 01, 2017, 4:00 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Avi Loeb (HARVARD ASTRONOMY DEPARTMENT / INSTITUTE FOR THEORY & COMPUTATION) 
A Closer Look at Black Holes 

February 18, 2015, 4:15 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
John Loftin (RUTGERS UNIVERSITY) 
Families of projective domains and neckseparating degenerations of convex $RP^2$ surfaces 

April 06, 2017, 3:00  4:30 pm at Science Center 232 
CMSA SPECIAL SEMINAR 
John Loftin (RUTGERS UNIVERSITY) 
Equivariant minimal surfaces in real hyperbolic 3 and 4spaces 

October 26, 2018, 1:30 pm at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Alexander Logunov (ST. PETERSBURG & TELAVIV) 
Zero set of a nonconstant harmonic function in R^3 has infinite surface area 

October 04, 2016, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Alexander Logunov (TEL AVIV UNIVERSITY) 
Zeroes of harmonic functions and Laplace eigenfunctions 

October 05, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alberto Lopez (TUFTS UNIVERSITY) 
TBA 

January 28, 2014, 3:00 PM at Science Center 507 
CMSA HOMOLOGICAL MIRROR SYMMETRY FOCUSED LECTURE SERIES 
Ivan Losev (NORTHEASTERN UNIVERSITY) 
BGG category O: towards symplectic duality 

January 25, 2018, 3:00  5:00pm at CMSA Building, 20 Garden St., G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY FOCUSED LECTURE SERIES 
Ivan Losev (NORTHEASTERN UNIVERSITY) 
BGG category O: towards symplectic duality 

February 06, 2018, 3:00 PM at CMSA Building, 20 Garden Street, G02 
JOINT CMSA AND DEPARTMENT OF MATHEMATICS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Michael Loss (GEORGIA TECH) 
Some results for functionals of AharonovBohm type 

February 21, 2019, 4:30 pm at CMSA, 20 Garden St, G10 
INFORMAL COMBINATORICS SEMINAR 
Anand Louis (PRINCETON UNIVERSITY) 
Hypergraph Heat Operators and Applications 

March 13, 2015, 1:00  2:00 PM at Science Center 530 
TRIVIAL NOTIONS SEMINAR 
Tom Lovering (HARVARD UNIVERSITY) 
Lfunctions, Selmer Groups, and Modular Forms 

September 12, 2013, 1:00  2:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
César Lozano Huerta (UNIVERSITY OF ILLINOIS AT CHICAGO) 
Birational Geometry of the Space of Complete Quadrics 

April 01, 2014, 4:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Linyuan Lu (UNIVERSITY OF SOUTH CAROLINA) 
Ricciflat graphs with girth at leave five 

February 06, 2018, 4:30 PM at Science Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Siyuan Lu (RUTGERS UNIVERSITY) 
On a localized Riemannian Penrose inequality 

November 13, 2018, 4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Eyal Lubetzky (NEW YORK UNIVERSITY) 
Information percolation for the Ising model 

November 12, 2014, 12:00  2:00 PM at Science Center 530 
NUMBER THEORY SEMINAR 
Alexander Lubotzky (THE HEBREW UNIVERSITY / YALE UNIVERSITY) 
From Ramanujan graphs to Ramanujan complexes 

February 03, 2016, 3:00 PM at Science Center 507 
**CANCELLED** NUMBER THEORY SEMINAR 
Alexander Lubotzky (HEBREW UNIVERSITY) 
From Ramanujan graphs to Ramanujan complexes 

January 28, 2015, 3:00 PM at Science Center 507 
RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Carl Lucibello (MIT) 
The Random Perceptron Problem: thresholds, phase transitions, and geometry 

April 20, 2018, 2:00  3:00 pm at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Kyle Luh (YALE UNIVERSITY) 
Random Matrices: l1 Concentration and Dictionary Learning with Few Samples 

September 30, 2015, 2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Tom Luo (UNIVERSITY OF MINNESOTA) 
Semidefinite Relaxation of Nonconvex Quadratic Optimization 

February 09, 2017, 1:30  2:30 pm at CMSA Building, 20 Garden St, G10 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Yusheng Luo (HARVARD UNIVERSITY) 
Trees in degenerating families of rational maps and isometric Gactions 

September 27, 2017, 4:00 PM at Science Center 530 
CMSA SPECIAL SEMINAR 
Feng Luo (RUTGERS UNIVERSITY) 
Volume and rigidity of hyperbolic polyhedral 3manifolds 

February 19, 2019, 10:30  11:15 am at CMSA, 20 Garden St, G02 
CMSA GENERAL RELATIVITY SEMINAR 
Alex Lupsasca (HARVARD UNIVERSITY) 
Polarization Whorls from M87 at the Event Horizon Telescope 

October 31, 2018, 11:00 am at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Cyclotomic spectra and the de RhamWitt complex 

October 15, 2015, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Koszul Duality II 

March 29, 2018, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
v_nPeriodic Homotopy Groups 

October 12, 2017, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
An Introduction to the de RhamWitt Complex 

October 01, 2015, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Perfectoid Spaces II 

March 10, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Etale motivic cohomolgy II 

March 30, 2017, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
The Topological Hochschild Homology of Z/p 

October 22, 2015, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Tilting 

February 18, 2016, 3:00  5:00 PM at Science Center 507 
LEARNING SEMINAR ON THE FARGUESFONTAINE CURVE 
Jacob Lurie (HARVARD UNIVERSITY) 
Constructing Functions on Y: Power Series in the Variable p 

October 02, 2017, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
KTheory of Henselian Rings 

September 29, 2016, 3:00  5:00 pm at Science Center 507 
BASIC NOTIONS SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Representation Theory Between Characteristic Zero and Characteristic p 

March 09, 2015, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
A^1 Homotopy Theory 

November 17, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Perfectoid Spaces III 

March 24, 2016, 3:00  5:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Representation Theory Between Characteristic Zero and Characteristic p 

February 16, 2015, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Spaces of Maps between Structured Ring Spectra II 

April 03, 2014, 3:00  5:00 PM at Sci Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
The BousfieldKuhn functor 

October 19, 2017, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Coanalytic Functors 

November 09, 2017, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
BrownGitler spectra via Dieudonne theory III 

October 10, 2013, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Etale motivic cohomology 

March 23, 2017, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Tilting, ctd. 

February 25, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
THH without equivariant homotopy theory 

October 08, 2015, 3:00  5:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Artin Reciprocity via Algebraic KTheory 

September 30, 2013, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
KTheory of Henselian Rings II 

October 06, 2016, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Units in Morava Etheory 

February 13, 2014, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Overview 

February 01, 2018, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Comparing Algebraic and Topological KTheory 

September 08, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Comparison of Stable and Unstable v_nPeriodic Homotopy 

November 30, 2017, 4:00  6:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
BrownGitler spectra via Dieudonne theory II 

September 26, 2013, 3:00 at Sci Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
The Filtration on THH (Characteristic p Case) 

October 29, 2015, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Spaces of maps between structured ring spectra 

March 27, 2014, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Steenrod Operations in Motivic Cohomology 

February 02, 2017, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Koszul Duality 

March 22, 2018, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
padic Hodge Theory and Topological Hochschild Homology 

September 10, 2015, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Koszul Duality IV 

April 19, 2018, 3:00  5:00 pm at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Perfectoid Spaces 

March 03, 2016, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
BrownGitler spectra via Dieudonne theory 

September 19, 2013, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
To Rational Homotopy Theory and Beyond 

September 07, 2017, 4:00  6:00 PM *note new time* at Science Center 507 
LEARNING SEMINAR ON THE FARGUESFONTAINE CURVE 
Jacob Lurie (HARVARD UNIVERSITY) 
An Overview 

September 11, 2017, 4:00  6:00 PM at Science Center 232 
CMSA SPACETIME SEMINAR 
George Lusztig (MIT) 
Total positivity in Springer fibres 

November 01, 2019, 1:30 pm2:30 pm at Science Center 232 
JOINT DEPARTMENT OF MATHEMATICS AND CMSA RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Yue M. Lu (HARVARD JOHN A. PAULSON SCHOOL OF ENGINEERING AND APPLIED SCIENCES) 
Asymptotic Methods for HighDimensional Inference: Precise Analysis, Fundamental Limits, and Optimal Designs 

November 20, 2017, 12:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Zongming Ma (THE WHARTON SCHOOL, UNIVERSITY OF PENNSYVANIA) 
Sparse Canonical Correlation Analysis 

October 10, 2014, 1:30 PM at Science Center 232 
OPEN NEIGHBORHOOD SEMINAR 
John Mackey (CARNEGIE MELLON UNIVERSITY) 
Tournaments having the most cycles 

April 01, 2019, 4:30 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Diane Maclagan (WARWICK) 
The Cox ring of wonderful compactifications 

November 19, 2013, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Keerthi Madapusi (HARVARD UNIVERSITY) 
The irreducibility of the moduli of polarized K3 surfaces 

October 02, 2013, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Asaf Madi (HARVARD MEDICAL SCHOOL) 
Using big genomic data to analyze inner workings of immune cells 

September 24, 2014, 4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Tim Magee (INSTITUTO DE MATHEMáTICAS, UNAM) 
Toric degenerations of cluster varieties 

October 23, 2018, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
L. Mahadevan (SEAS, DEPT OF PHYSICS AND DEPT OF ORGANISMAL AND EVOLUTIONARY BIOLOGY, HARVARD UNIVERSITY) 
Morphogenesis: Biology, Physics and Mathematics 

September 21, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
CheukYu Mak (UNIVERSITY OF CAMBRIDGE) 
Discrete Legendre transform and tropical multiplicity from symplectic geometry 

April 02, 2018, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Nikolai Makarov (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Random normal matrices with hard edge spectrum 

March 30, 2016, 2:15 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Andreas Malmendier (UTAH STATE UNIVERSITY) 
Kummer surfaces, modular forms, and their roles in string dualities 

March 08, 2017, 11 am  12 pm at CMSA Building, 20 Garden St, G10 
MATHEMATICAL PHYSICS SEMINAR 
Andreas Malmendier (UTAH STATE UNIVERSITY) 
Kummer surfaces, modular forms, and their roles in string dualities 

March 07, 2017, 2:45 pm at Jefferson 453 
DIFFERENTIAL GEOMETRY SEMINAR 
Dan Mangoubi (HEWBREW UNIVERSITY OF JERUSALEM) 
Harmonic functions sharing the same zero set 

February 07, 2017, 4:15 pm at Science Center 507 
CMSA GENERAL RELATIVITY SEMINAR 
Christos Mantoulidis (MIT) 
Capacity and quasilocal mass 

September 07, 2018, 2:00 pm at CMSA Building, 20 Garden St, G02 
CMSA GENERAL RELATIVITY SEMINAR 
Christos Mantoulidis (MIT) 
The Bartnik mass of apparent horizons 

October 03, 2018, 11:00 am at CMSA Building, 20 Garden St, G02 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alina Marian (NORTHEASTERN UNIVERSITY) 
On the intersection theory of Hilbert schemes of points on a surface 

September 26, 2017, 3:00 PM at Science Center Hall A 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alina Marian (NORTHEASTERN UNIVERSITY) 
The Chern classes of the Verlinde bundles 

October 22, 2013, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Alina Marian (NORTHEASTERN UNIVERSITY) 
Verlinde sheaves and tautological classes on the moduli space of K3 surfaces 

November 18, 2014, 4:15 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Tom Mark (UNIVERSITY OF VIRGINIA) 
Tight contact structures on positive surgeries 

November 14, 2014, 3:30  4:30 PM at Science Center 507 
LOGIC COLLOQUIUM 
Andrew Marks (UCLA) 
Martin measure and strong ergodicity 

April 28, 2016, 2:00  4:00 PM at 2 Arrow Street, Room #420 
CMSA SOCIAL SCIENCE APPLICATIONS FORUM SPECIAL EDITION 
Daniel Marszalec (UNIVERSITY OF TOKYO) 
Auctions for complements: theories vs experiments 

October 26, 2018, 3:00 pm at CMSA Building, 20 Garden St, G02 
CMSA GENERAL RELATIVITY SEMINAR 
Charles Marteau (ECOLE POLYTECHNIQUE) 
Null hypersurfaces and ultrarelativistic physics in gravity 

February 14, 2019, 3:00 pm at Science Center 411 
CMSA COLLOQUIUM 
Ian Martin (LSE) 
Sentiment and Speculation in a Market with Heterogeneous Beliefs 

February 27, 2019, 2:303:30 PM at CMSA, 20 Garden Street, G10 
HARVARD LOGIC COLLOQUIUM 
Donald Martin (UCLA) 
Cantor's Grundlagen 

March 22, 2018, 4:00  5:00 pm at Logic Center, 2 Arrow St, Rm 420 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jesus MartinezGarcia (JOHNS HOPKINS) 
On the moduli space of cubic surfaces and their anticanonical divisors 

March 24, 2015, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jesus MartinezGarcia (JOHNS HOPKINS) 
On the moduli space of cubic surfaces and their anticanonical divisors 

February 10, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Eric Maskin (HARVARD UNIVERSITY ADAMS UNIVERSITY PROFESSOR) 
Elections and Strategic Voting: Condorcet and Borda 

October 22, 2014, 4:15 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Melanie Matchett Wood (UNIVERSITY OF WISCONSIN, MADISON) 
Random groups in number theory and random integral matrices 

February 26, 2015, 4:30 PM at Science Center Hall A 
THURSDAY SEMINAR 
Akhil Mathew (HARVARD UNIVERSITY) 
The Rost Motive 

March 02, 2017, 3:00  5:00 PM at Science Center 507 
THURSDAY SEMINAR 
Akhil Mathew (HARVARD UNIVERSITY) 
Thomason's \'etale descent theorem in algebraic Ktheory 

September 22, 2016, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Bejamin Matschke (BOSTON UNIVERSITY) 
Proofs by Example 

October 16, 2019, 3:00 pm at Science Center 507 
NUMBER THEORY SEMINAR 
James Maynard (MAGDALEN COLLEGE, OXFORD /UNIVERSITY OF MONTREAL) 
Small gaps between primes 

April 02, 2014, 3:00 PM at Science Center 507 
LOGIC SEMINAR 
Marcos Mazari Armida (CARNEGIE MELLON UNIVERSITY) 
Nonforking wgood frames 

March 27, 2018, 5:15 pm at Science Center 507 
THURSDAY SEMINAR 
Aaron MazelGee (UC BERKELEY) 
GoerssHopkins obstruction theory for \inftycategories 

November 21, 2013, 3:00  5:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Barry Mazur (HARVARD UNIVERSITY) 
How many rational points are there? 

April 04, 2016, 3:00 PM at Science Center 507 
FRIENDS OF THE MATHEMATICS DEPARTMENT AFTERNOON LECTURE 
Barry Mazur, speaking from the MSRI in Berkeley (HARVARD UNIVERSITY) 
PRIMES  based on the book coauthored with William Stein 

April 25, 2014, 2:00 PM at Science Center 507 
CMSA COLLOQUIUM 
Robert McCann (UNIVERSITY OF TORONTO) 
Displacement convexity of Boltzmann's entropy characterizes positive energy in general relativity 

December 05, 2018, 4:30 pm at CMSA Building, 20 Garden St, G10 
CMSA COLLOQUIUM 
Dusa McDuff (COLUMBIA UNIVERSITY) 
The virtual fundamental class in symplectic geometry 

November 14, 2018, 4:00 pm at CMSA Building, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Mark McLean (STONY BROOK) 
Minimal Log Discrepancy of Isolated Singularities and Reeb Orbitis 

November 07, 2014, 3:30PM at Science Center 507 
GAUGE THEORY, TOPOLOGY AND SYMPLECTIC GEOMETRY SEMINAR 
Brendan McLellan (HARVARD UNIVERSITY) 
Some 1loop results in contact ChernSimons theory 

December 02, 2016, 3:30  4:30 pm at Science Center 507 
INFORMAL GEOMETRY AND DYNAMICS SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Ergodic theory of foliations of surfaces 

October 10, 2018, 4:00 pm at Science Center 530 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curt McMullen (HARVARD UNIVERSITY) 
Optimal metrics on graphs 

February 12, 2014, 4:00 PM at Science Center 530 
INFORMAL GEOMETRY AND DYNAMICS SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
The failure of Ratner’s theorem for moduli spaces 

December 05, 2018, 4:00 pm at Science Center 530 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
The behavior of planes in confinement 

January 31, 2018, 4:00 PM at Science Center 530 
INFORMAL GEOMETRY AND DYNAMICS SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Moduli spaces and dynamical systems 

September 19, 2018, 4:00 pm at Science Center 530 
INFORMAL GEOMETRY AND DYNAMICS SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Moduli spaces and dynamical systems 

September 05, 2018, 4:00 pm at Science Center 530 
INFORMAL GEOMETRY & DYAMICS SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Planes immersed in hyperbolic 3manifolds 