English

An informal introduction to dg categories

Representation Theory 2021-08-10 v2 Category Theory

Abstract

In this informal introduction to dg categories, the slogan is that dg categories are more rudimentary than triangulated categories. We recall some details on the dg quotient category introduced by Bernhard Keller and Vladimir Drinfeld.

Cite

@article{arxiv.1908.04599,
  title  = {An informal introduction to dg categories},
  author = {Xiaofa Chen and Xiao-Wu Chen},
  journal= {arXiv preprint arXiv:1908.04599},
  year   = {2021}
}

Comments

16 pages

R2 v1 2026-06-23T10:46:13.277Z