dx:X = [-0.6,6]
dy:Y = [-0.6,0.6]
dz:Z = [-5,5]

c1:5*X^9 - 6*X^5*Y^2 + X*Y^4 + 2*X*Z = 0
c2:2*X^2*Y^3 - 2*X^6*Y + 2*Y*Z = 0
c3:X^2 + Y^2 = [0.265625,0.265625]
