shi

ssh

correo

Gerardo Raggi


$$ e_{K,c} = \frac{1}{\left| N_G(K, c)\right|} \sum_{{(H,S)\atop c\in H\leq K}\atop S\in Irr(H)} \overline{\chi_{_{S}}(c)} \mu(H,K)[H,S] $$