English

Coherent sheaves, superconnections, and RRG

Algebraic Geometry 2023-11-21 v2 Analysis of PDEs Complex Variables Differential Geometry

Abstract

Given a compact complex manifold, the purpose of this paper is to construct the Chern character for coherent sheaves with values in Bott-Chern cohomology, and to prove a corresponding Riemann-Roch-Grothendieck formula. Our paper is based on a fundamental construction of Block.

Keywords

Cite

@article{arxiv.2102.08129,
  title  = {Coherent sheaves, superconnections, and RRG},
  author = {Jean-Michel Bismut and Shu Shen and Zhaoting Wei},
  journal= {arXiv preprint arXiv:2102.08129},
  year   = {2023}
}

Comments

161 pages, 1 figure. In version 2, references to earlier work have been added

R2 v1 2026-06-23T23:12:33.332Z