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  • The classifying space of a Morse flow category

    Science Center 507 1 Oxford Street, Cambridge

    Joint Math/CMSA Geometry and Quantum Theory Seminar Speaker: Lorenzo Riva, Harvard CMSA Title: The classifying space of a Morse flow category Abstract: Following a paper of Calle and Liu we […]

  • Transcendental Epsilon Multiplicity via Divisor Volumes

    CMSA Room G02 20 Garden Street, Cambridge, MA

    Algebra Seminar Speaker: Sudipta Das, Tata Institute of Fundamental Research Title: Transcendental Epsilon Multiplicity via Divisor Volumes Abstract:  In this talk, our goal is to establish a structural bridge between asymptotic […]

  • Lifting F-split surfaces to the Witt vectors

    CMSA Room G10 CMSA, 20 Garden Street, Cambridge, MA, United States

    Member Seminar Speaker: Iacopo Brivio, CMSA Title: Lifting F-split surfaces to the Witt vectors Abstract: Algebraic varieties in positive characteristic are ill behaved compared to characteristic zero ones. Several important […]

  • Twisted D-branes and TQFTs valued in Calabi-Yau categories

    CMSA Room G10 CMSA, 20 Garden Street, Cambridge, MA, United States

    Quantum Field Theory and Physical Mathematics Seminar Speaker: Surya Raghavendran, Yale University Title: Twisted D-branes and TQFTs valued in Calabi-Yau categories Abstract: Recently, Bozec–Calaque–Scherotzke have articulated a noncommutative version of […]

  • Dynamics as intersection problem

    CMSA Room G10 CMSA, 20 Garden Street, Cambridge, MA, United States

    Colloquium Speaker: Nikita Nekrasov, Simons Center Title: Dynamics as intersection problem Abstract: Most classical and quantum field theories are based on an action principle. However, there are important exceptions to […]

  • New directions in synthetic data

    Virtual
    Virtual Event

    New Technologies in Mathematics Seminar Speaker: Tatsunori Hashimoto, Stanford Title: New directions in synthetic data Abstract: Synthetic data has been an effective, if boring set of techniques: prompt some language […]

  • From Poincaré/Koszul duality to (twisted) AdS/CFT correspondence

    CMSA Room G10 CMSA, 20 Garden Street, Cambridge, MA, United States

    Member Seminar Speaker: Keyou Zeng Title: From Poincaré/Koszul duality to (twisted) AdS/CFT correspondence Abstract: Poincaré duality is a fundamental result in the (co)homology theory of manifolds. It has many applications in topology […]

  • When do anomalous finite symmetries in (3+1)d enforce gaplessness?

    CMSA Room G10 CMSA, 20 Garden Street, Cambridge, MA, United States

    Quantum Field Theory and Physical Mathematics Seminar Speaker: Matthew Yu (University of Oxford) Title: When do anomalous finite symmetries in (3+1)d enforce gaplessness? Abstract: I will explain a comprehensive framework […]

  • Statistical Shape Analysis of Complex Natural Structures

    CMSA Room G10 CMSA, 20 Garden Street, Cambridge, MA, United States

    Colloquium Speaker: Anuj Srivastava, Johns Hopkins University Title: Statistical Shape Analysis of Complex Natural Structures Abstract: Statistical modeling and analysis of structured data is a fast-growing field in Statistics and […]

  • Polynomial invariants of conjugation over finite fields

    CMSA Room G10 CMSA, 20 Garden Street, Cambridge, MA, United States

    Algebra Seminar Speaker: Aryaman Maithani, University of Utah Title: Polynomial invariants of conjugation over finite fields Abstract: Consider the conjugation action of GL₂(K) on the polynomial ring K. When K is an infinite field, […]

  • Workshop on Calabi-Yau metrics and optimal transport

    Featured
    CMSA 20 Garden Street Cambridge, Massachusetts 02138 United States

    Workshop on Calabi-Yau metrics and optimal transport Dates: May 18–22, 2026 Location: Harvard CMSA, 20 Garden Street, Cambridge MA Recent advances in the study of Calabi-Yau metrics have revealed an […]