Lifting modules over right perfect rings
Y Kuratomi, C Chang - Communications in Algebra®, 2007 - Taylor & Francis
A module M is called extending if, for any submodule X of M, there exists a direct summand
of M which contains X as an essential submodule, that is, for any submodule X of M, there …
of M which contains X as an essential submodule, that is, for any submodule X of M, there …
[引用][C] Lifting Modules Over Right Perfect Rings
Y Kuratomi, C Chang - Communications in Algebra, 2007 - cir.nii.ac.jp