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math.RT2020
Abelian envelopes of exact categories and highest weight categories
Agnieszka Bodzenta, Alexey Bondal
We define admissible and weakly admissible subcategories in exact categories and prove that the former induce semi-orthogonal decompositions on the derived categories. We develop t…
math.RT2017
Ringel duality as an instance of Koszul duality
Agnieszka Bodzenta, Julian Külshammer
In their previous work, S. Koenig, S. Ovsienko and the second author showed that every quasi-hereditary algebra is Morita equivalent to the right algebra, i.e. the opposite algebra…