Define a ring R to be the integers with the operations ab=a+b-1 ab:= a + b - ab, where the operations on the right are the usual operations on Z. Prove that Ris a ring.

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 19E
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1. Define a ring R to be the integers with the operations
ab:= a + b 1
ab:= a + b - ab,
where the operations on the right are the usual operations on Z. Prove
that R is a ring.
Transcribed Image Text:1. Define a ring R to be the integers with the operations ab:= a + b 1 ab:= a + b - ab, where the operations on the right are the usual operations on Z. Prove that R is a ring.
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