Neat-phantom and clean-cophantom morphisms

DOI10.1142/S0219498821501723zbMath1485.18018OpenAlexW3026287367MaRDI QIDQ5157922

Li-Xin Mao

Publication date: 20 October 2021

Published in: Journal of Algebra and Its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1142/s0219498821501723

zbMATH Keywords

precoverpreenvelopeneat exact sequenceclean exact sequenceclean-cophantom morphismneat-phantom morphism

Mathematics Subject Classification ID

Module categories in associative algebras (16D90) Homological functors on modules (Tor, Ext, etc.) in associative algebras (16E30) Relative homological algebra, projective classes (category-theoretic aspects) (18G25)

Related Items

$(n,d)$-$\mathcal{X}_R$-phantom and $(n,d)$-$_R\mathcal{X}$-cophantom morphisms

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