Function: zncharconductor
Section: number_theoretical
C-Name: zncharconductor
Prototype: GG
Help: zncharconductor(G,chi): let G be znstar(q,1) and chi
be a Dirichlet character on (Z/qZ)*. Return
the conductor of chi.
Doc: Let \var{G} be attached to $(\Z/q\Z)^*$ (as per
\kbd{G = znstar(q, 1)}) and \kbd{chi} be a Dirichlet character on
$(\Z/q\Z)^*$ (see \secref{se:dirichletchar} or \kbd{??character}).
Return the conductor of \kbd{chi}:
\bprog
? G = znstar(126000, 1);
? zncharconductor(G,11) \\ primitive
%2 = 126000
? zncharconductor(G,1) \\ trivial character, not primitive!
%3 = 1
? zncharconductor(G,1009) \\ character mod 5^3
%4 = 125
@eprog