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math.RT2019★ 12 cited
The Extension Dimension of Abelian Categories
Junling Zheng, Xin Ma, Zhaoyong Huang
Let $\A$ be an abelian category having enough projective objects and enough injective objects. We prove that if $\A$ admits an additive generating object, then the extension dimens…
math.RT2017
Torsion Pairs in Recollements of Abelian Categories
Xin Ma, Zhaoyong Huang
For a recollement of abelian categories, we show that torsion pairs in and can induce torsion pairs in $\mathcal…