(ii) 2, is a field. (iii) pZ is a prime ideal. (12) Given the set of 2 x 2 matrices with integer entries of the form --{::~} ba ab Show that (i) R is a commutative ring. (ii) the mapping : R-Z given by is a homomorphism R- (iii) the set Show that (i) R is a commutative ring. (ii) the set ba a b b-b -b b is a prime ideal which is not maximal. (13) Let R be the set of all matrices with rational entries, M₁(Q), of the form A = a+b abe 0 ab 00 a b c -{[88].0} 00 b :b.c Q
(ii) 2, is a field. (iii) pZ is a prime ideal. (12) Given the set of 2 x 2 matrices with integer entries of the form --{::~} ba ab Show that (i) R is a commutative ring. (ii) the mapping : R-Z given by is a homomorphism R- (iii) the set Show that (i) R is a commutative ring. (ii) the set ba a b b-b -b b is a prime ideal which is not maximal. (13) Let R be the set of all matrices with rational entries, M₁(Q), of the form A = a+b abe 0 ab 00 a b c -{[88].0} 00 b :b.c Q
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.4: Maximal Ideals (optional)
Problem 26E: . a. Let, and . Show that and are only ideals of
and hence is a maximal ideal.
b. Show...
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