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math.RT2021
A differential graded approach to the silting theorem
Zongzhen Xie, Dong Yang, Houjun Zhang
A silting theorem was established by Buan and Zhou as a generalisation of the classical tilting theorem of Brenner and Butler. In this paper, we give an alternative proof of the th…
math.RT2021
The ST correspondence for proper non-positive dg algebras
Houjun Zhang
Let be a proper non-positive dg algebra over a field . For a simple-minded collection of the finite-dimensional derived category , we construct a 'dual'…