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Introduction to topological symmetry in QFT

High Energy Physics - Theory 2023-07-07 v3 Mathematical Physics Algebraic Topology math.MP Quantum Algebra

Abstract

This brief note publicizes the quantum framework for symmetry that is developed in our joint paper arXiv:2209.07471 with Greg Moore and Constantin Teleman. We include additional motivation and an application to a selection rule for line defects in 4-dimensional gauge theories.

Keywords

Cite

@article{arxiv.2212.00195,
  title  = {Introduction to topological symmetry in QFT},
  author = {Daniel S. Freed},
  journal= {arXiv preprint arXiv:2212.00195},
  year   = {2023}
}

Comments

14 pages, 7 figures. v2 fixed title in announcement. v3 has redrawn figures for publication