PROBLEM 3 Let n € Z. Let G = * for all k, mЄZ and z, wЄ Z2. Show that G is a group. (Z/nZ) × Z2 as a set, with binary operation defined by ([k], z) ⋆ ([m], w) = ([k + zm], zw)

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter3: Groups
Section3.1: Definition Of A Group
Problem 45E: 45. Let . Prove or disprove that is a group with respect to the operation of intersection. (Sec. )
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PROBLEM 3
Let n € Z. Let G =
*
for all k, mЄZ and z, wЄ Z2. Show that G is a group.
(Z/nZ) × Z2 as a set, with binary operation defined by
([k], z) ⋆ ([m], w) = ([k + zm], zw)
Transcribed Image Text:PROBLEM 3 Let n € Z. Let G = * for all k, mЄZ and z, wЄ Z2. Show that G is a group. (Z/nZ) × Z2 as a set, with binary operation defined by ([k], z) ⋆ ([m], w) = ([k + zm], zw)
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