and, I almost forgot THANK YOU VERY MUCH On Sun, Nov 9, 2008 at 12:11 PM, David Joyner <[EMAIL PROTECTED]> wrote: > > Does this do it? > > sage: G = GL(2,7) > sage: z = G.center().an_element() > sage: reps = [x.Representative() for x in gap(G).ConjugacyClasses()] > sage: reps.index(gap(z)) > 8 > sage: table = gap(G).CharacterTable().Irr() > sage: chi = table[2] > sage: chi[8] > 1 > > > On Sun, Nov 9, 2008 at 12:58 PM, Martin Mereb <[EMAIL PROTECTED]> wrote: >> >> this is on the notebook of sagenb.org >> >> G=GL(2,7) >> Z=G.center().an_element() >> >> it will be grat to evaluate every irreducible character at Z (for instance) >> >> but: >> 1) G. has no "charactertable" funcion member >> 2) when I do >> >> table=gap(G).CharacterTable().Irr() >> g=gap(Z).Representative() >> chi=table[2] >> >> I don't know how to evaluate chi at Z >> >> > >> > > > >
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