from random import randint from tqdm import tqdm from sage.rings.polynomial.msolve import variety as msolve_variety F = GF(3301, names=("z", )) f_a = list(F) # m = 32 # n = 80 # m = 44 # n = 112 # m = 72 # n = 184 # m = 8 # n = 20 # m = 2 # n = 5 m = 44 n = 112 print("vars: ", n) print("eqns: ", m) print("actual vars: ", n - m) print("actual eqns: ", m + m) O = random_matrix(F, (n - m), m) output = "" poly_m = [] z = zero_matrix(F, m, (n - m)) for i in tqdm(range(m)): P1 = random_matrix(F, (n - m), (n - m)) for j in range(0, len(P1.rows())): for k in range(0, j): P1[j, k] = 0 P2 = random_matrix(F, (n - m), m) P3 = -O.T * P1 * O - O.T * P2 for j in range(0, len(P3.rows())): for k in range(j+1, len(P3.rows())): P3[j, k] += P3[k, j] P3[k, j] = 0 for i in P1: for j in i: output += hex(f_a.index(j))[2:] for i in P2: for j in i: output += hex(f_a.index(j))[2:] for i in P3: for j in i: output += hex(f_a.index(j))[2:] P = block_matrix([ [P1, P2], [z, P3]]) poly_m.append(P) v = matrix(F, n, 1, [randint(0, 1) for i in range(n)]) oil_basis = block_matrix(F, 2, 1, [O, identity_matrix(F, m)]) var_list = ','.join([f'x{i}' for i in range(n - m)]) R = PolynomialRing(F, var_list) value = zero_matrix(R, n, 1) hint = zero_matrix(R, n, 1) hint2 = zero_matrix(R, n, 1) for i in oil_basis.columns(): value += F.random_element() * matrix(F, n, 1, list(i)) hint += F.random_element() * matrix(F, n, 1, list(i)) hint2 += F.random_element() * matrix(F, n, 1, list(i)) print(value) print() print(n - m) print() for i in range(n - m): value[i] = R(f'x{i}') polys = [] for i in poly_m: polys.append((value.T * i * value)[0][0]) polys.append((value.T * (i + i.T) * hint)[0][0]) polys.append((value.T * (i + i.T) * hint2)[0][0]) I = R.ideal(*polys) print(msolve_variety(I, F, proof=False))