[sage-support] Re: polychoral symmetry groups

2012-12-20 Thread Dima Pasechnik
On 2012-12-20, Anton Sherwood wrote: > I have a project in mind that involves the symmetry groups of the > regular four-dimensional polytopes. > I'm told that enumeration of a group from its generators is a > by-product of the Todd-Coxeter algorithm. > Unfortunately, I can't make sense of Wikipedi

[sage-support] Re: polychoral symmetry groups

2012-12-21 Thread Volker Braun
sage: polytope = polytopes.n_cube(4) sage: G = polytope.restricted_automorphism_group(); G Permutation Group with generators [(5,9)(6,10)(7,11)(8,12), (3,5)(4,6)(11,13)(12,14), (2,3)(6,7)(10,11)(14,15), (2,5)(3,9)(4,13)(7,10)(8,14)(12,15), (1,2)(3,4)(5,6)(7,8)(9,10)(11,12)(13,14)(15,16), (1,16)

Re: [sage-support] Re: polychoral symmetry groups

2012-12-20 Thread Anton Sherwood
Okay, sage.groups.matrix_gps.matrix_group.MatrixGroup() appears to be what I need. Thanks for the keyword! -- *\\* Anton Sherwood *\\* www.bendwavy.org -- You received this message because you are subscribed to the Google Groups "sage-support" group. To post to this group, send email to sage