Browsing by Subject "(semi)perfect ring"
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MODULES THAT HAVE A SUPPLEMENT IN EVERY COATOMIC EXTENSION
(UNIV MISKOLC INST MATH, 2015)et R be a ring and M be an R-module. M is said to be an E*-module (respectively, an EE*-module) if M has a supplement (respectively, ample supplements) in every coatomic extension N, i.e. N/M is coatomic. We prove that if ... -
Modules that have a supplement in every coatomic extension
(University of Miskolc, 2015)Let R be a ring and M be an R-module. M is said to be an E*-module (respectively, an EE*-module) if M has a supplement (respectively, ample supplements) in every coatomic extension N, i.e. N/M is coatomic. We prove that ...