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math.KT2020
The singularity category of an exact category applied to characterize Gorenstein schemes
Lars Winther Christensen, Nanqing Ding, Sergio Estrada +3
We study singularity categories of exact categories with a focus on those associated to a complete hereditary cotorsion pair. As an application we identify a non-affine analogue of…
math.KT2016★ 5 cited
Adams Operations on Matrix Factorizations
Michael K. Brown, Claudia Miller, Peder Thompson +1
We define Adams operations on matrix factorizations, and we show these operations enjoy analogues of several key properties of the Adams operations on perfect complexes with suppor…
math.KT2016★ 7 cited
Cyclic Adams Operations
Michael K. Brown, Claudia Miller, Peder Thompson +1
Let be a commutative, Noetherian ring and a closed subset. Define to be the Grothendieck group of those bounded complexes of fin…