2 u v 2 w 2 − 3 u v 2 w + u v 2 − 5 u v w 2 + 7 u v w − 3 u v + 3 u w 2 − 5 u w + 2 u − 2 v 2 w 2 + 5 v 2 w − 3 v 2 + 3 v w 2 − 7 v w + 5 v − w 2 + 3 w − 2 u v w {\displaystyle {\frac {2uv^{2}w^{2}-3uv^{2}w+uv^{2}-5uvw^{2}+7uvw-3uv+3uw^{2}-5uw+2u-2v^{2}w^{2}+5v^{2}w-3v^{2}+3vw^{2}-7vw+5v-w^{2}+3w-2}{{\sqrt {u}}vw}}}
