Let H be the set of elements (ª of GL(2, R) such that ad– bc=1. Show that H is a subgroup of GL(2, R). H is called the special linear group of degree 2 over R and is denoted by SL(2, R).
Let H be the set of elements (ª of GL(2, R) such that ad– bc=1. Show that H is a subgroup of GL(2, R). H is called the special linear group of degree 2 over R and is denoted by SL(2, R).
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter4: More On Groups
Section4.5: Normal Subgroups
Problem 3E: Prove or disprove that H={ [ 1a01 ]|a } is a normal subgroup of the special linear group SL(2,).
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