2019/08/13 by Xiaofa Chen, Chen, Xiaofa, Xiao-Wu Chen +1
Mathematics · #Category Theory (math.CT) #FOS: Mathematics #Representation Theory (math.RT) #math.CT #math.RT
paper · pdf · doi:10.48550/arxiv.1908.04599
16 pages
arxiv created 2021/08/09 · arxiv updated 2021/08/10
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.