ListPerm( perm )
ListPerm returns a list list that contains the images of the positive
integers under the permutation perm. That means that
i^perm, where i lies between 1 and the largest point moved by
perm (see LargestMovedPointPerm).
gap> ListPerm( (1,2,3,4) ); [ 2, 3, 4, 1 ] gap> ListPerm( () ); [ ]
PermList (see PermList) performs the inverse operation.
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