# Permutations equations

Mary
Visitor
2016-07-13 09:19:37
#1
Solve the ecuation:
x2 = σ
where x ∈ S4
$\sigma =\begin{pmatrix} 1 & 2 & 3 & 4\\ 4 & 2 & 1 & 3 \end{pmatrix}$

## RE: Permutations equations SOLVED?

Johann
Visitor
2016-07-14 05:39:58
#2
Jeg tenker at det er x = σ

## RE: Permutations equations

TeachingInMyClass
Visitor
2016-07-14 08:26:20
#3
If we put
$x=\begin{pmatrix} 1 && 2 && 3 && 4 \\ 4 && 2 && 1 && 4 \end{pmatrix}$
then we have
x2 = σ

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