The Order Of A Permutation

The order of a permutation $\sigma$ is the smallest positive integer $n$ such that $\sigma^n$ equals the identity permutation.

definition.the_order_of_a_permutation.tex

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\begin{definition}
The order of a permutation $\sigma$ is the smallest positive integer $n$ such that $\sigma^n$ equals the identity permutation.
\end{definition}

definition