A note on a homological epimorphism whose source is a piecewise hereditary algebra

arXiv (Cornell University) 2026 Preprint Open access

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Authors: Takuma Aihara
Cited by: 0

Abstract

We study a homological epimorphism of proper dg algebras and show that if the source is a finite dimensional piecewise hereditary algebra, then the target is derived equivalent to some piecewise hereditary algebra.

Fields of Study & Subjects

Algebraic structures and combinatorial models Homotopy and Cohomology in Algebraic Topology Advanced Operator Algebra Research

Publication details

Journal / source
arXiv (Cornell University)
Publication date
5 January 2026
Document type
Preprint