Math Problem Statement
Sea G = GL2(R) el grupo general lineal y H = { 1 n 0 1 |n ∈ Z}, pruebe que: a) H es subgrupo de G. b) H es un subgrupo cíclico de G
Solution
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Math Problem Analysis
Mathematical Concepts
Group Theory
Linear Algebra
Matrix Multiplication
Cyclic Subgroups
Formulas
Matrix multiplication: A * B = [1 n | 0 1] * [1 m | 0 1] = [1 n+m | 0 1]
Inverse of a matrix: A^-1 = [1 -n | 0 1]
Theorems
Subgroup test: Closure, identity, and inverses
Cyclic subgroup definition: A group is cyclic if all elements can be written as powers of a single element
Suitable Grade Level
Undergraduate (First Year)