Line operators in holomorphic QFT
Joint Math/CMSA Geometry and Quantum Theory Seminar Speaker: Keyou Zeng (CMSA) Title: Line operators in holomorphic QFT Abstract: We will discuss the recent work (arxiv:2508.11749), which defines the so called […]
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During the 2025–26 academic year, the Harvard Mathematics Department and CMSA will jointly host a seminar on Geometry and Quantum Theory, organized by Dan Freed and Vasily Krylov. The seminar will meet on Tuesdays from 4:15–6:30 pm (Eastern Time).
The seminar will take place in Science Center 507, 1 Oxford Street, Cambridge MA.
1-shifted Yangians from 1-shifted Lie bialgebras
Joint Math/CMSA Geometry and Quantum Theory Seminar Speaker: Vasily Krylov, Harvard Title: 1-shifted Yangians from 1-shifted Lie bialgebras Abstract: In the previous talk, Keyou explained that the fusion of line defects in […]
A Mumford form on infinite Grassmannians
Joint Math/CMSA Geometry and Quantum Theory Seminar Speaker: Oswaldo Vázquez (Harvard) Title: A Mumford form on infinite Grassmannians Abstract: The Polyakov measure in bosonic string theory can be expressed in terms […]
Abelian gauge fields and duality
Joint Math/CMSA Geometry and Quantum Theory Seminar Speaker: Dan Freed, Harvard Math & CMSA Title: Abelian gauge fields and duality Abstract: Motivated by the new paper arXiv:2603.19161, I will give […]
Introduction to A-infty categories
Joint Math/CMSA Geometry and Quantum Theory Seminar Speaker: Ahsan Khan, Harvard CMSA Title: Introduction to A-infty categories Abstract: I will give a pedagogical account of A-infty categories and the various […]
The classifying space of a Morse flow category
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 […]
Geometry and Quantum Theory Seminar
Joint Math/CMSA Geometry and Quantum Theory Seminar Speaker: Vasily Krylov, Harvard