− v 2 u 5 + v u 5 − v 3 u 4 + 3 v 2 u 4 − 3 v u 4 + u 4 + v 3 u 3 − 5 v 2 u 3 + 5 v u 3 − u 3 − v 3 u 2 + 5 v 2 u 2 − 5 v u 2 + u 2 + v 3 u − 3 v 2 u + 3 v u − u + v 2 − v {\displaystyle -v^{2}u^{5}+vu^{5}-v^{3}u^{4}+3v^{2}u^{4}-3vu^{4}+u^{4}+v^{3}u^{3}-5v^{2}u^{3}+5vu^{3}-u^{3}-v^{3}u^{2}+5v^{2}u^{2}-5vu^{2}+u^{2}+v^{3}u-3v^{2}u+3vu-u+v^{2}-v}
