Excellent extensions of tilted algebras

Juxiang Sun
2019 International Journal of Algebra  
In this paper, we study the tilting property of excellent extensions. Let B be an excellent extension of an artinian algebra A such that B is centrally projective over A, we prove that A is a tilted algebra if and only if so is B. Mathematics Subject Classification: 16E10, 16S20
doi:10.12988/ija.2019.91040 fatcat:7rggknn52rhczesktk2trwhd54