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15.270  Articles
1 of 1.527 pages  |  10  records  |  more records»
?For a ring endomorphism a of a ring R, ?Krempa called a a rigid endomorphism if aa(a)=0 implies a = 0 for a in R. ?A ring R is called rigid if there exists a rigid endomorphism of R. ?In this paper?, ?we extend the a-rigid property of a ring R to the upp... see more

?For a ring endomorphism a of a ring R, ?Krempa called a a rigid endomorphism if aa(a)=0 implies a = 0 for a in R. ?A ring R is called rigid if there exists a rigid endomorphism of R. ?In this paper?, ?we extend the a-rigid property of a ring R to the upp... see more

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1 of 1.527 pages  |  10  records  |  more records»