48 citations · 57 across the 3 of their papers we have counts for
3 papers
math.RT2018★ 8 cited
Completing perfect complexes
Tobias Barthel, Bernhard Keller, Henning Krause
This note proposes a new method to complete a triangulated category, which is based on the notion of a Cauchy sequence. We apply this to categories of perfect complexes. It is show…
math.RT2009★ 48 cited
Deformed Calabi-Yau Completions
Bernhard Keller
We define and investigate deformed n-Calabi-Yau completions of homologically smooth differential graded (=dg) categories. Important examples are: deformed preprojective algebras of…
math.RT2007★ 1 cited
Bounded derived categories and repetitive algebras
Dieter Happel, Bernhard Keller, Idun Reiten
By a theorem due to the first author, the bounded derived category of a finite-dimensional algebra over a field embeds fully faithfully into the stable category over its repetitive…