English

The Atiyah-Patodi-Singer index and domain-wall fermion Dirac operators

Differential Geometry 2020-08-26 v3 High Energy Physics - Lattice High Energy Physics - Theory

Abstract

We introduce a mathematician-friendly formulation of the physicist-friendly derivation of the Atiyah-Patodi-Singer index of our previous paper. Our viewpoint sheds some new light on the interplay among the Atiyah-Patodi-Singer boundary condition, domain-wall fermions, and edge modes.

Keywords

Cite

@article{arxiv.1910.01987,
  title  = {The Atiyah-Patodi-Singer index and domain-wall fermion Dirac operators},
  author = {Hidenori Fukaya and Mikio Furuta and Shinichiroh Matsuo and Tetsuya Onogi and Satoshi Yamaguchi and Mayuko Yamashita},
  journal= {arXiv preprint arXiv:1910.01987},
  year   = {2020}
}