PROBLEM 5 Let G be an abelian group, and let n € Z+. Define G × S to be G × Sn as a set, with operation defined by + (x,σ) (y, v) = (x + y²(0), σ%), . where ɛ : S„ → {±1} = Z2 is the homomorphism from Problem 1. Show that G× S is a group.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter4: More On Groups
Section4.4: Cosets Of A Subgroup
Problem 24E: Find two groups of order 6 that are not isomorphic.
icon
Related questions
Question

Please, be detailed with the solution (add what you did in each step) 
And no explanation with words only. Solve the questions. 
Thank you. 

PROBLEM 5
Let G be an abelian group, and let n € Z+. Define G × S to be G × Sn as a set, with
operation defined by
+
(x,σ) (y, v) = (x + y²(0), σ%),
.
where ɛ : S„ → {±1} = Z2 is the homomorphism from Problem 1. Show that G× S is a
group.
Transcribed Image Text:PROBLEM 5 Let G be an abelian group, and let n € Z+. Define G × S to be G × Sn as a set, with operation defined by + (x,σ) (y, v) = (x + y²(0), σ%), . where ɛ : S„ → {±1} = Z2 is the homomorphism from Problem 1. Show that G× S is a group.
Expert Solution
steps

Step by step

Solved in 2 steps with 3 images

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Elements Of Modern Algebra
Elements Of Modern Algebra
Algebra
ISBN:
9781285463230
Author:
Gilbert, Linda, Jimmie
Publisher:
Cengage Learning,