3 3 2 8*c*x *y - 16*c *x *y
8*c*x^3*y - 16*c^3*x^2*y
2 / 2\ 8*c*y*x *\x - 2*c /
8*c*y*x^2*(x - 2*c^2)
2 / 2\ 8*c*y*x *\x - 2*c /
8*c*y*x^2*(x - 2*c^2)
2 / 2\ 8*c*y*x *\x - 2*c /
8*c*y*x^2*(x - 2*c^2)
/ 3 2 3\ y*\- 16*c *x + 8*c*x /
y*(-16*c^3*x^2 + 8*c*x^3)