Category:Definitions/Alternating Groups
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This category contains definitions of examples of Alternating Group.
Let $S_n$ denote the symmetric group on $n$ letters.
For any $\pi \in S_n$, let $\map \sgn \pi$ be the sign of $\pi$.
The kernel of the mapping $\sgn: S_n \to C_2$ is called the alternating group on $n$ letters and denoted $A_n$.
Pages in category "Definitions/Alternating Groups"
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