[sage-support] Group action

2013-04-18 Thread Johannes
Hi guys, I have the following setting: Given a finite subgroup G of GL_\C(n) of order k, acting on C[x_1,...,x_n] by multiplication with (potenz of a ) k-th root of unity. What is the best way, to translate this setting to sage? In the end I'm interested into the ring of invariants under G and

[sage-support] Group action

2012-05-14 Thread Nathann Cohen
Hellooo everybody !!! I would like to play with groups in Sage but I do not know how. I actually get my groups from a graph in the following way : sage: g = graphs.PetersenGraph() sage: ag = g.automorphism_group() sage: type(ag) class

Re: [sage-support] Group action

2012-05-14 Thread David Joyner
On Mon, May 14, 2012 at 10:57 AM, Nathann Cohen nathann.co...@gmail.com wrote: Hellooo everybody !!! I would like to play with groups in Sage but I do not know how. I actually get my groups from a graph in the following way : sage: g = graphs.PetersenGraph() sage: ag =