Semiregular modules and rings
WK Nicholson - Canadian Journal of Mathematics, 1976 - cambridge.org
… It is shown that a ring is left perfect if and only if every projective left module has a semiregular
endomorphism ring. Turning to semiregular modules, it is shown that the endomorphism …
endomorphism ring. Turning to semiregular modules, it is shown that the endomorphism …
Semiregular, weakly regular, and π-regular rings
AA Tuganbaev - Journal of Mathematical Sciences, 2002 - Springer
… Every regular ring is a semiregular π-regular ring. In addition, all right or left … rings are
semiregular π-regular rings, and the endomorphism ring of any injective module is a semiregular …
semiregular π-regular rings, and the endomorphism ring of any injective module is a semiregular …
[PDF][PDF] On the endomorphism ring of a semi-injective module.
S Wongwai - Acta Mathematica Universitatis Comenianae. New …, 2002 - eudml.org
… ring with identity period Let M be a right R hyphen module comma the endomorphism ring of
… D Following [ 6 ] a ring R is called semiregular if R/J(R) is regular and idempo tents can be …
… D Following [ 6 ] a ring R is called semiregular if R/J(R) is regular and idempo tents can be …
[PDF][PDF] The endomorphism ring of a distributive module
AA Tuganbaev - Russian Mathematical Surveys, 1995 - researchgate.net
… endomorphism ring of a module Μ is denoted by End(M). A ring A is called semiregular if
the factor ring … A subset Τ of a ring A is called: (a) multiplicative if Τ is a multiplicatively closed …
the factor ring … A subset Τ of a ring A is called: (a) multiplicative if Τ is a multiplicatively closed …
[PDF][PDF] On lifting of idempotents and semiregular endomorphism rings
… whose endomorphism ring is semiregular with respect to the ideal of endomorphisms with
… 113 (2008)] on a module whose endomorphism ring is semiregular with respect to the ideal …
… 113 (2008)] on a module whose endomorphism ring is semiregular with respect to the ideal …
Generalizations of semiregular rings
G Xiao, W Tong - Communications in Algebra®, 2005 - Taylor & Francis
… may define left generalized semiregular elements and left generalized semiregular rings. …
if its endomorphism ring is an exchange ring. By Nicholson (Citation1977), R is an exchange …
if its endomorphism ring is an exchange ring. By Nicholson (Citation1977), R is an exchange …
Semiregular morphisms
WK Nicholson, Y Zhou - Communications in Algebra®, 2006 - Taylor & Francis
… Throughout the article, R is an associative ring with identity, and by the term regular ring we
mean regular in the sense of von Neumann. All modules are unitary left R-modules, and we …
mean regular in the sense of von Neumann. All modules are unitary left R-modules, and we …
On (semi) regularity and the total of rings and modules
Y Zhou - Journal of Algebra, 2009 - Elsevier
… endomorphism) ring. It holds that [M, N] is semipotent if and only if Tot[M, N] = J[M, N]. Thus, a
ring … In Section 7, we prove that every non-unital ring has a unique maximal semiregular two…
ring … In Section 7, we prove that every non-unital ring has a unique maximal semiregular two…
On semiregular rings whose finitely generated modules embed in free modules
… rings and self-injective rings are the so-called semiregular rings (see definition below), a
class of rings … in Questions A and B when the ring R is semiregular. We find that in case the …
class of rings … in Questions A and B when the ring R is semiregular. We find that in case the …
[PDF][PDF] UJ-endomorphism rings
S Sahinkaya, T Yildirim - The Mathematica Journal, 2018 - researchgate.net
… Clearly, every J-clean ring is clean. We say that a module M is J-clean, if the endomorphism
ring of M is a J-clean ring. UU-rings are defined by Calugareanu [2] as U(R)=1+ N(R) (ie …
ring of M is a J-clean ring. UU-rings are defined by Calugareanu [2] as U(R)=1+ N(R) (ie …