Group table for the character group for $\textrm{Gal}(K/\mathbb{Q})$
$K$ is the global number field defined by \(x^{2} \) \(\mathstrut -\mathstrut x \) \(\mathstrut -\mathstrut 5 \)
$\times$ | \(\chi_{ 21 } ( 1, ·)\) | \(\chi_{ 21 } ( 20, ·)\) |
---|---|---|
\(\chi_{ 21 }(1, ·)\) | \(\chi_{ 21 } ( 1, ·)\) | \(\chi_{ 21 } ( 20, ·)\) |
\(\chi_{ 21 }(20, ·)\) | \(\chi_{ 21 } ( 20, ·)\) | \(\chi_{ 21 } ( 1, ·)\) |