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Consider a finite group G and H, K to be subgroups. Let H ⊂ K ⊂ G. Prove [G : H] = [G : K] * [K : H]

Elements Of Modern Algebra

8th Edition

ISBN:9781285463230

Author:Gilbert, Linda, Jimmie

Publisher:Gilbert, Linda, Jimmie

Chapter3: Groups

Section3.3: Subgroups

Problem 45E: Assume that G is a finite group, and let H be a nonempty subset of G. Prove that H is closed if and...

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Consider a finite group G and H, K to be subgroups. Let H ⊂ K ⊂ G. Prove [G : H] = [G : K] * [K : H]

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