− v 3 u 5 + v 2 u 5 + 3 v 3 u 4 − 6 v 2 u 4 + 2 v u 4 − 3 v 3 u 3 + 10 v 2 u 3 − 8 v u 3 + u 3 + v 3 u 2 − 8 v 2 u 2 + 10 v u 2 − 3 u 2 + 2 v 2 u − 6 v u + 3 u + v − 1 {\displaystyle -v^{3}u^{5}+v^{2}u^{5}+3v^{3}u^{4}-6v^{2}u^{4}+2vu^{4}-3v^{3}u^{3}+10v^{2}u^{3}-8vu^{3}+u^{3}+v^{3}u^{2}-8v^{2}u^{2}+10vu^{2}-3u^{2}+2v^{2}u-6vu+3u+v-1}