p = 3
m = 2
F = GF(p)
Rx.<x> = PolynomialRing(F)
f = x^3 - x
C = superelliptic(f, m)
x = C.x
y = C.y
dx = C.dx
om1 = x^3*y*dx
u = (C.one)/x
v = y/x^2
print(om1 + u^3*v*u.diffn() - (y/x)^2*(y/x).diffn())