Cotorsion pairs in comma categories

Y Yuan, J He, D Wu - Czechoslovak Mathematical Journal, 2024 - Springer
Abstract Let\(\cal {A}\) and\(\cal {B}\) be abelian categories with enough projective and
injective objects, and\(T\colon\cal {A}\rightarrow\cal {B}\) a left exact additive functor. Then …

Cotorsion pairs in comma categories

Y Yuan, J He, D Wu - arXiv e-prints, 2023 - ui.adsabs.harvard.edu
Let A and B be abelian categories with enough projective and injective objects, and T: AB a
left exact additive functor. Then one has a comma category (B* T). It is shown that If T: AB is …