We are delighted to announce that Professor Laura DeMarco was appointed the Hollis Professor of Mathematicks and Natural Philosophy. The Hollis Professorship is the second...
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Have reports of AI replacing mathematicians been greatly exaggerated? Artificial intelligence has attained an impressive series of feats — solving problems from the International Math...
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It is with heavy hearts that we say farewell to Professor Emeritus Benedict Gross, who passed away in December, 2025. Gross joined the Harvard Department of...
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CMSA EVENTS
CMSA Differential Geometry and Physics Seminar
OTHER MATHEMATICS DEPARTMENT EVENTS
CMSA FREEDMAN SEMINAR
GAUGE THEORY AND TOPOLOGY
HARVARD-MIT COMBINATORICS
CMSA EVENTS
HARVARD-MIT ALGEBRAIC GEOMETRY
GEOMETRY AND QUANTUM THEORY
MATH TABLE
CMSA EVENTS
ALGEBRAIC DYNAMICS
ALGEBRAIC DYNAMICS
INFORMAL SEMINAR ON DYNAMICS, GEOMETRY AND MODULI SPACES
ALGEBRAIC DYNAMICS
ALGEBRAIC DYNAMICS
CMSA EVENTS
CMSA EVENTS
CMSA EVENTS
CMSA EVENTS
CMSA EVENTS
CMSA EVENTS
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Tuesday
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Wednesday
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Sunday
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3 events,
CMSA EVENTS
CMSA Mathematics and Biology I: Morphometry, Morphogenesis and MathematicsWhen: February 23, 2026 - March 14, 2026
8:00 am - 5:00 pm
Where: CMSA, 20 Garden St, G10
CMSA QUANTUM FIELD THEORY AND PHYSICAL MATHEMATICS SEMINARCMSA QUANTUM FIELD THEORY AND PHYSICAL MATHEMATICS SEMINAR
Abelian duality via derived geometryWhen: February 23, 2026
3:00 pm - 4:00 pm
Where: CMSA, 20 Garden St, G102
Speaker: Owen Gwilliam (UMass Amherst)
CMSA COLLOQUIUMCMSA COLLOQUIUM
Facets of link homologyWhen: February 23, 2026
4:30 pm - 5:30 pm
Where: CMSA, 20 Garden St, G10
Speaker: Mikhail Khovanov (John Hopkins)
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3 events,
HARVARD-MIT ALGEBRAIC GEOMETRYHARVARD-MIT ALGEBRAIC GEOMETRY
Isoresidual fibrations and the moduli space of pointed rational curvesWhen: February 24, 2026
3:00 pm - 4:00 pm
Where: Science Center 507
Speaker: Scott Mullane (University of Melbourne)
GEOMETRY AND QUANTUM THEORYGEOMETRY AND QUANTUM THEORY
Bi-HKT Manifolds, Sigma Models, Large N=4 and their String ConstructionsWhen: February 24, 2026
4:15 pm - 6:30 pm
Where: Science Center 507
Speaker: Max Hübner (Harvard CMSA)
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5 events,
NUMBER THEORYNUMBER THEORY
Second moments for 2-Selmer structures on elliptic curves, and applicationsWhen: February 25, 2026
3:00 pm - 4:00 pm
Where: Science Center 507
Speaker: Ashvin Swaminathan (Harvard)
ALGEBRAIC DYNAMICS, INFORMAL SEMINAR ON DYNAMICS, GEOMETRY AND MODULI SPACESALGEBRAIC DYNAMICS, INFORMAL SEMINAR ON DYNAMICS, GEOMETRY AND MODULI SPACES
Teichmüller theory via simple closed curvesWhen: February 25, 2026
4:00 pm - 6:00 pm
Where: Science Center 530
Speaker: Curt McMullen (Harvard University)
HARVARD-MIT COMBINATORICSHARVARD-MIT COMBINATORICS
Braid Group Presentations and Triangulations of the PermutahedronWhen: February 25, 2026
4:15 pm - 5:15 pm
Where: Science Center Hall E
Speaker: Colin Defant (Harvard)
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3 events,
CMSA Differential Geometry and Physics SeminarCMSA Differential Geometry and Physics Seminar
Higher Symmetries, Eta Invariants and Anomaly TheoriesWhen: February 26, 2026
1:30 pm - 2:30 pm
Where: CMSA, 20 Garden St, G10
Speaker: Mirjam Cvetic (UPenn)
CMSA NEW TECHNOLOGIES IN MATHEMATICSCMSA NEW TECHNOLOGIES IN MATHEMATICS
Scaling Stochastic Momentum from Theory to LLMsWhen: February 26, 2026
2:00 pm - 3:00 pm
Where: CMSA, 20 Garden St, G10
Speaker: Courtney Paquette (McGill University)
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3 events,
CMSA MEMBER SEMINARCMSA MEMBER SEMINAR
Gauge theory, from low dimensions to higher dimensions and backWhen: February 27, 2026
12:00 pm - 1:00 pm
Where: CMSA, 20 Garden St, Common Room
Speaker: Saman Habibi Esfahani (Harvard CMSA)
GAUGE THEORY AND TOPOLOGYGAUGE THEORY AND TOPOLOGY
Surgeries on knots and tight contact structuresWhen: February 27, 2026
3:30 pm - 4:30 pm
Where: Science Center 507
Speaker: Shunyu Wan (Georgia Tech)
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3 events,
HARVARD-MIT COMBINATORICSHARVARD-MIT COMBINATORICS
Improved lower bound on hypercube edge slicingWhen: March 2, 2026
3:00 pm - 4:00 pm
Where: MIT Room 2-143
Speaker: Zixuan Xu (MIT)
CMSA COLLOQUIUMCMSA COLLOQUIUM
Inverse problems in soft and active matterWhen: March 2, 2026
4:30 pm - 5:30 pm
Where: CMSA, 20 Garden St, G10
Speaker: L Mahadevan (Harvard University: SEAS, Physics and OEB)
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4 events,
HARVARD-MIT ALGEBRAIC GEOMETRYHARVARD-MIT ALGEBRAIC GEOMETRY
Tropicalizations of locally symmetric varietiesWhen: March 3, 2026
3:00 pm - 4:00 pm
Where: Science Center 507
Speaker: Raluca Vlad (Brown University)
MATHEMATICAL PICTURE LANGUAGEMATHEMATICAL PICTURE LANGUAGE
A fault-tolerant neutral-atom architecture for universal quantum computationWhen: March 3, 2026
4:00 pm - 5:00 pm
Where: Jefferson 256
Speaker: Sasha Geim (Harvard University)
GEOMETRY AND QUANTUM THEORYGEOMETRY AND QUANTUM THEORY
Solitonic Symmetry: Cohomology with TFT CoefficientsWhen: March 3, 2026
4:15 pm - 6:30 pm
Where: Science Center 507
Speaker: Sanjay Raman (Harvard)
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3 events,
NUMBER THEORYNUMBER THEORY
Covers of curves, Ceresa cycles, and unlikely intersectionsWhen: March 4, 2026
3:00 pm - 4:00 pm
Where: Science Center 507
Speaker: Padmavathi Srinivasan (Boston University)
CMSA EVENTSCMSA EVENTS
2026 Ding Shum Lecture: Sanjeev Arora, PrincetonWhen: March 4, 2026
4:00 pm - 5:00 pm
Where: Science Center Hall A
Speaker: Sanjeev Arora (Princeton)
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3 events,
CMSA Differential Geometry and Physics SeminarCMSA Differential Geometry and Physics Seminar
Fukaya categories and higher representation theoryWhen: March 5, 2026
1:30 pm - 2:30 pm
Where: Science Center 300H
Speaker: Vivek Shende (Syddansk Universitet & UC Berkeley)
OTHER MATHEMATICS DEPARTMENT EVENTSOTHER MATHEMATICS DEPARTMENT EVENTS
Introductory Math Seminar: Designing Math Lessons that Captivate StudentsWhen: March 5, 2026
3:00 pm - 4:00 pm
Where: Science Center 232
Speaker: Leslie Dietiker (Boston University)
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3 events,
CMSA FREEDMAN SEMINARCMSA FREEDMAN SEMINAR
Quantum Cellular Automata via Algebraic K-Theory / Fermionic QCA in 2d are trivialWhen: March 6, 2026
3:00 pm - 5:15 pm
Where: CMSA, 20 Garden St, G10
Speaker: Mattie Ji (Penn) | Jeongwan Haah (Stanford)
GAUGE THEORY AND TOPOLOGYGAUGE THEORY AND TOPOLOGY
Topology of Lagrangian submanifolds via open-closed string topologyWhen: March 6, 2026
3:30 pm - 4:30 pm
Where: Science Center 507
Speaker: Shuhao Li (Stony Brook)
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2 events,
HARVARD-MIT COMBINATORICSHARVARD-MIT COMBINATORICS
Turán Problems For Tight CyclesWhen: March 9, 2026
3:00 pm - 4:00 pm
Where: MIT Room 2-143
Speaker: Maya Sankar (IAS)
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4 events,
CMSA EVENTSCMSA EVENTS
CMSA/Tsinghua Math-Science Literature Lecture: Martin Bridson: Profinite rigidity: Chasing finite shadows of infinite groupsWhen: March 10, 2026
8:45 am - 10:15 am
Where: Science Center Hall A
Speaker: Martin Bridson (FRS Whitehead Professor of Pure Mathematics at Oxford and President of the Clay Mathematics Institute)
HARVARD-MIT ALGEBRAIC GEOMETRYHARVARD-MIT ALGEBRAIC GEOMETRY
Number of generators: an algebraic-geometry approachWhen: March 10, 2026
3:00 pm - 4:00 pm
Where: Science Center 507
Speaker: Uriya First (University of Haifa and MIT)
GEOMETRY AND QUANTUM THEORYGEOMETRY AND QUANTUM THEORY
TQFTs do not detect the Milnor sphereWhen: March 10, 2026
4:15 pm - 6:30 pm
Where: Science Center 507
Speaker: Lorenzo Riva (CMSA)
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3 events,
MATH TABLEMATH TABLE
The Eckmann-Hilton ArgumentWhen: March 11, 2026
4:30 pm - 5:30 pm
Speaker: Vincent Costa - Harvard University
CMSA EVENTSCMSA EVENTS
Millennium Prize Problems Lecture – Javier Gómez-Serrano: Navier-Stokes Existence or BreakdownWhen: March 11, 2026
5:00 pm - 6:00 pm
Where: Science Center Hall C
Speaker: Javier Gómez-Serrano (Brown University)
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2 events,
ALGEBRAIC DYNAMICSALGEBRAIC DYNAMICS
Simple Closed Curves and Complex DynamicsWhen: March 12, 2026
4:00 pm - 6:00 pm
Where: Science Center 232
Speaker: Sarah Koch (University of Michigan)
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2 events,
ALGEBRAIC DYNAMICSALGEBRAIC DYNAMICS
Algebraic Dynamics Seminar: John Hamal Hubbard (Cornell University)When: March 25, 2026
4:00 pm - 6:00 pm
Where: Science Center 530
Speaker: John Hamal Hubbard (Cornell University)
INFORMAL SEMINAR ON DYNAMICS, GEOMETRY AND MODULI SPACESINFORMAL SEMINAR ON DYNAMICS, GEOMETRY AND MODULI SPACES
Matings and 3-manifolds that fiber over the circle: One entry in the Sullivan dictionaryWhen: March 25, 2026
4:00 pm - 6:00 pm
Where: Science Center 530
Speaker: John Hubbard (Cornell University)
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1 event,
ALGEBRAIC DYNAMICSALGEBRAIC DYNAMICS
Algebraic Dynamics Seminar: Sina Saleh (Harvard University)When: April 2, 2026
4:00 pm - 6:00 pm
Where: Science Center 232
Speaker: Sina Saleh (Harvard University)
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