a b] . Consider the mapping from M,(Z) into Z given by → a. c d Prove or disprove that this is a ring homomorphism.
a b] . Consider the mapping from M,(Z) into Z given by → a. c d Prove or disprove that this is a ring homomorphism.
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.2: Ring Homomorphisms
Problem 12E: 12. Consider the mapping defined by . Decide whether is a homomorphism, and justify your decision.
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