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user 22709
For questions about the algebraic concept of 'character': a function from a group into a field satisfying certain properties. Not to be confused with the more commonly known psychological term.
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Finite, abelian, yet "fugitive" orthogonal subgroups
If $g_i$ with $i=1\ldots n$ is a (minimal) set of generators of $G$ and $\chi_g(h)=:\langle g,h\rangle$ is considered as a scalar product $G\times G\rightarrow k^\times$ (see BS's answer about Pontrya …
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