group(deprecated)/center - Maple Help

group(deprecated)

 center
 find the center of a given permutation group

 Calling Sequence center(pg)

Parameters

 pg - group in which the center is to be found

Description

 • Important: The group package has been deprecated. Use the superseding command GroupTheory[Center] instead.
 • This function finds the largest subgroup of the permutation group pg in which every element commutes with every element of pg. The result is returned as an unevaluated permgroup call.
 • The command with(group,center) allows the use of the abbreviated form of this command.

Examples

Important: The group package has been deprecated. Use the superseding command GroupTheory[Center] instead.

 > $\mathrm{with}\left(\mathrm{group}\right):$
 > $\mathrm{center}\left(\mathrm{permgroup}\left(5,\left\{\left[\left[1,2,3,4,5\right]\right],\left[\left[2,5\right],\left[3,4\right]\right]\right\}\right)\right)$
 ${\mathrm{permgroup}}{}\left({5}{,}{\varnothing }\right)$ (1)