Let G be cyclic group of order 5p where p is a prime with p not equal to 5 . Prove that the number of generators of G is 4(p-1) . [Hint: Find a finite cyclic group under addition such that is isomorphic to it, and proceed.] (b) Let G1 , G2 and G3 be three cyclic. Prove that G1 X G2 X G3 is an abelian group
Let G be cyclic group of order 5p where p is a prime with p not equal to 5 . Prove that the number of generators of G is 4(p-1) . [Hint: Find a finite cyclic group under addition such that is isomorphic to it, and proceed.] (b) Let G1 , G2 and G3 be three cyclic. Prove that G1 X G2 X G3 is an abelian group
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Abstract Algebra
(a) Let G be cyclic group of order 5p where p is a prime with p not equal to 5 . Prove that the number of generators of G is 4(p-1) . [Hint: Find a finite cyclic group under addition such that is isomorphic to it, and proceed.]
(b) Let G1 , G2 and G3 be three cyclic. Prove
that G1 X G2 X G3 is an abelian group
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