Re: [sage-devel] Degrees of permutation groups, esp. stabilizers

2011-03-15 Thread Mike Hansen
On Wed, Mar 16, 2011 at 2:12 AM, Rob Beezer wrote: > I can fix the stabilizer, but I am wondering if something more > systematic is called for - consistently setting _deg in subgroup > creation, or earlier in general group creation, and with less reliance > on the largest moved point as a best gue

[sage-devel] Degrees of permutation groups, esp. stabilizers

2011-03-15 Thread Rob Beezer
Stabilizers of permutation groups, and most likely some other subgroups of permutation groups, do not know much about their ancestry. In the example below, all the elements of the stabilizer fix 4 by definition, and so the stabilizer considers itself a subgroup of the symmetric group on 3 symbols,