/ _________\ / _________\ | / 3 | | / 3 | | ___ / -y | | ___ / -y | | \/ 2 * / ------- | | \/ 2 * / ------- | | / 2 | | / 2 | | \/ -1 + y | | \/ -1 + y | |x + ---------------------|*|x - ---------------------| \ 2 / \ 2 /
(x + sqrt(2)*sqrt(-y^3/(-1 + y^2))/2)*(x - sqrt(2)*sqrt(-y^3/(-1 + y^2))/2)
3 2 / 2\ y + x *\-2 + 2*y /
3 2 2 2 y - 2*x + 2*x *y
y^3 - 2*x^2 + 2*x^2*y^2