− 3 u 3 v 2 − 3 u 3 v + u 3 + 4 u 2 v 3 − 10 u 2 v 2 + 11 u 2 v − 4 u 2 − 4 u v 3 + 11 u v 2 − 10 u v + 4 u + v 3 − 3 v 2 + 3 v u 3 / 2 v 3 / 2 {\displaystyle -{\frac {3u^{3}v^{2}-3u^{3}v+u^{3}+4u^{2}v^{3}-10u^{2}v^{2}+11u^{2}v-4u^{2}-4uv^{3}+11uv^{2}-10uv+4u+v^{3}-3v^{2}+3v}{u^{3/2}v^{3/2}}}}
