English

Characteristic classes in deformation quantization

Quantum Algebra 2015-02-23 v2

Abstract

In deformation quantization one can associate five characteristic functions to (stable) formality morphisms on cochains and chains and to "two-brane" formality morphisms. We show that these characteristic functions agree.

Keywords

Cite

@article{arxiv.1208.4249,
  title  = {Characteristic classes in deformation quantization},
  author = {Thomas Willwacher},
  journal= {arXiv preprint arXiv:1208.4249},
  year   = {2015}
}
R2 v1 2026-06-21T21:53:27.634Z