English

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

Representation Theory 2026-01-06 v1 Rings and Algebras

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.

Keywords

Cite

@article{arxiv.2601.01883,
  title  = {A note on a homological epimorphism whose source is a piecewise hereditary algebra},
  author = {Takuma Aihara},
  journal= {arXiv preprint arXiv:2601.01883},
  year   = {2026}
}

Comments

3 pages

R2 v1 2026-07-01T08:50:31.070Z