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Counting pointlike instantons virtually without gluing

2021/10/28 by Gang Tian, Tian, Gang, Guangbo Xu +1
Physics and Astronomy · #Black Holes and Theoretical Physics #FOS: Mathematics #FOS: Physical sciences #Mathematical Physics (math-ph) #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #Symplectic Geometry (math.SG)

paper · pdf · doi:10.48550/arxiv.2110.15379

openalex publication_date 2021/10/28 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We use the first author's idea on "constructing virtual fundamental cycles without gluing ' to define the quantum correction term between the gauged linear sigma model and the nonlinear sigma model.

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