An informal introduction to dg categories

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.

16 pages

Cited by in corpus (2)

• Derived categories of (one-sided) exact categories and their localizations
• The lower extension groups and quotient categories