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math.RT2022★ 1 cited
Simples in a cotilting heart
Lidia Angeleri Hügel, Ivo Herzog, Rosanna Laking
Every cotilting module over a ring R induces a t-structure with a Grothendieck heart in the derived category D(Mod R). We determine the simple objects in this heart and their injec…
math.RT2022★ 2 cited
Mutation and torsion pairs
Lidia Angeleri Hügel, Rosanna Laking, Jan Šťovíček +1
Mutation of compact silting objects is a fundamental operation in the representation theory of finite-dimensional algebras due to its connections to cluster theory and to the latti…