Suppose that theta: R --> S is a ring homomorphism and that the image of theta is not {0}. If R has a unity and S is an integral domain, show that theta carries the unity of R to the unity of S.
Suppose that theta: R --> S is a ring homomorphism and that the image of theta is not {0}. If R has a unity and S is an integral domain, show that theta carries the unity of R to the unity of S.
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter5: Rings, Integral Domains, And Fields
Section5.1: Definition Of A Ring
Problem 32E: 32. Consider the set .
a. Construct addition and multiplication tables for, using the...
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Suppose that theta: R --> S is a ring homomorphism and that the image
of theta is not {0}. If R has a unity and S is an
that theta carries the unity of R to the unity of S.
Please be clear, detailed. Give math rules, theorems. Be legible.
Thank you.
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