2 u v 2 w 2 − 3 u v 2 w + u v 2 − 4 u v w 2 + 6 u v w − 3 u v + 2 u w 2 − 4 u w + 2 u − 2 v 2 w 2 + 4 v 2 w − 2 v 2 + 3 v w 2 − 6 v w + 4 v − w 2 + 3 w − 2 u v w {\displaystyle {\frac {2uv^{2}w^{2}-3uv^{2}w+uv^{2}-4uvw^{2}+6uvw-3uv+2uw^{2}-4uw+2u-2v^{2}w^{2}+4v^{2}w-2v^{2}+3vw^{2}-6vw+4v-w^{2}+3w-2}{{\sqrt {u}}vw}}}
