2 papers
math.RT2023
Largest exact structures and almost split sequences on hearts of twin cotorsion pairs
Yu Liu, Wuzhong Yang, Panyue Zhou
Hearts of cotorsion pairs on extriangulated categories are abelian categories. On the other hand, hearts of twin cotorsion pairs are not always abelian. They were shown to be semi-…
math.RT2017
Triangulated categories with cluster-tilting subcategories
Wuzhong Yang, Panyue Zhou, Bin Zhu
Let $\C$ be a triangulated category with a cluster tilting subcategory $\T$. We introduce the notion of $\T[1]$-cluster tilting subcategories (also called ghost cluster tilting sub…