A permutation group on a set $D$ is a group whose elements are functions on $D$ and whose composition is function composition.
Is there a term for a permutation group every element of which except of identity has no fixed points?
2026-04-07 21:22:07.1775596927
Term for a permutation group every element of which except of identity has no fixed points
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It is called a semi-regular permutation group.
From Encyclopedia of Mathematics