Exercise 3.5.6 Show that if H is a normal subgroup of G, then the map n:G→ G/H defined by T(g) = gH is an onto group homomorphism. This map is often called the natural projection of G onto G/H.
Exercise 3.5.6 Show that if H is a normal subgroup of G, then the map n:G→ G/H defined by T(g) = gH is an onto group homomorphism. This map is often called the natural projection of G onto G/H.
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter4: More On Groups
Section4.6: Quotient Groups
Problem 21E
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