DeRhamComputation/sage/drafty/draft.sage

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p = 5
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m = 2
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F = GF(p)
Rxx.<x> = PolynomialRing(F)
#f = (x^3 - x)^3 + x^3 - x
f = x^3 + x
f1 = f(x = x^5 - x)
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C = superelliptic(f, m)
C1 = superelliptic(f1, m, prec = 500)
B = C.crystalline_cohomology_basis(prec = 100, info = 1)
B1 = C1.crystalline_cohomology_basis(prec = 100, info = 1)
def crystalline_matrix(C, prec = 50):
B = C.crystalline_cohomology_basis(prec = prec)
g = C.genus()
p = C.characteristic
Zp2 = Integers(p^2)
M = matrix(Zp2, 2*g, 2*g)
for i, b in enumerate(B):
M[i, :] = vector(autom(b).coordinates(basis = B))
return M
for b in B:
print(b.regular_form())
for b in B1:
print(b.regular_form())
#M = crystalline_matrix(C, prec = 150)
#print(M)
#print(M^3)