end do
do \(e\ =\ 1,\ E\ \)
generate k
do \(i\ =\ 1,\ n\ \)
do \(j\ =\ 1,\ n\ \)
\(\mathbb{K}\ [C[e,\ i],\ C[e,\ j]]\ =\ \mathbb{K}\ [C[e,\ i];\ C[e,\ j]]\ +\ k[i,\ j]\ \)