u 2 v 2 w 3 − 2 u 2 v 2 w 2 + u 2 v 2 w − 2 u 2 v w 3 + 4 u 2 v w 2 − 2 u 2 v w − 2 u 2 w 2 + u 2 w − u v 2 w 3 + 3 u v 2 w 2 − 3 u v 2 w + u v 2 + 2 u v w 3 − 7 u v w 2 + 7 u v w − 2 u v − u w 3 + 3 u w 2 − 3 u w + u − v 2 w 2 + 2 v 2 w + 2 v w 2 − 4 v w + 2 v − w 2 + 2 w − 1 u v w 3 / 2 {\displaystyle {\frac {u^{2}v^{2}w^{3}-2u^{2}v^{2}w^{2}+u^{2}v^{2}w-2u^{2}vw^{3}+4u^{2}vw^{2}-2u^{2}vw-2u^{2}w^{2}+u^{2}w-uv^{2}w^{3}+3uv^{2}w^{2}-3uv^{2}w+uv^{2}+2uvw^{3}-7uvw^{2}+7uvw-2uv-uw^{3}+3uw^{2}-3uw+u-v^{2}w^{2}+2v^{2}w+2vw^{2}-4vw+2v-w^{2}+2w-1}{uvw^{3/2}}}}
