Prove that the following statements for a ring R are equivalent: a) R has no nonzero nilpotent elements b) If a∈R such that a2=0, then a=0 Furthermore, show that under any of the conditions (a) or (b) all idempotents are central
Prove that the following statements for a ring R are equivalent: a) R has no nonzero nilpotent elements b) If a∈R such that a2=0, then a=0 Furthermore, show that under any of the conditions (a) or (b) all idempotents are central
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.3: The Characteristic Of A Ring
Problem 5TFE
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Prove that the following statements for a ring R are equivalent:
a) R has no nonzero nilpotent elements
b) If a∈R such that a2=0, then a=0
Furthermore, show that under any of the conditions (a) or (b) all idempotents are central
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