Given a complex character $\chi$ of a group $G$, define $\Q(\chi)$ to be the smallest field containing $\Q$ and the character values of $\chi$. This field is abelian and hence has a conductor, a positive integer giving the minimum $n$ so that $\Q(\chi) \subseteq \Q(\zeta_n)$.
Authors:
Knowl status:
- Review status: beta
- Last edited by Jennifer Paulhus on 2023-12-27 15:35:30
Referred to by:
History:
(expand/hide all)