Quasitilted algebras have preprojective components
Volume 83 / 2000
Colloquium Mathematicum 83 (2000), 55-69
DOI: 10.4064/cm-83-1-55-69
Abstract
We show that a quasitilted algebra has a preprojective component. This is proved by giving an algorithmic criterion for the existence of preprojective components.
