def test_dmp_sqf(): assert dmp_sqf_part([[]], 1, ZZ) == [[]] assert dmp_sqf_p([[]], 1, ZZ) == True assert dmp_sqf_part([[7]], 1, ZZ) == [[1]] assert dmp_sqf_p([[7]], 1, ZZ) == True assert dmp_sqf_p(f_0, 2, ZZ) == True assert dmp_sqf_p(dmp_sqr(f_0, 2, ZZ), 2, ZZ) == False assert dmp_sqf_p(f_1, 2, ZZ) == True assert dmp_sqf_p(dmp_sqr(f_1, 2, ZZ), 2, ZZ) == False assert dmp_sqf_p(f_2, 2, ZZ) == True assert dmp_sqf_p(dmp_sqr(f_2, 2, ZZ), 2, ZZ) == False assert dmp_sqf_p(f_3, 2, ZZ) == True assert dmp_sqf_p(dmp_sqr(f_3, 2, ZZ), 2, ZZ) == False assert dmp_sqf_p(f_5, 2, ZZ) == False assert dmp_sqf_p(dmp_sqr(f_5, 2, ZZ), 2, ZZ) == False assert dmp_sqf_p(f_4, 2, ZZ) == True assert dmp_sqf_part(f_4, 2, ZZ) == dmp_neg(f_4, 2, ZZ) assert dmp_sqf_p(f_6, 3, ZZ) == True assert dmp_sqf_part(f_6, 3, ZZ) == f_6 assert dmp_sqf_part(f_5, 2, ZZ) == [[[1]], [[1], [-1, 0]]] assert dup_sqf_list([], ZZ) == (ZZ(0), []) assert dup_sqf_list_include([], ZZ) == [([], 1)] assert dmp_sqf_list([[ZZ(3)]], 1, ZZ) == (ZZ(3), []) assert dmp_sqf_list_include([[ZZ(3)]], 1, ZZ) == [([[ZZ(3)]], 1)] f = [-1,1,0,0,1,-1] assert dmp_sqf_list(f, 0, ZZ) == \ (-1, [([1,1,1,1], 1), ([1,-1], 2)]) assert dmp_sqf_list_include(f, 0, ZZ) == \ [([-1,-1,-1,-1], 1), ([1,-1], 2)] f = [[-1],[1],[],[],[1],[-1]] assert dmp_sqf_list(f, 1, ZZ) == \ (-1, [([[1],[1],[1],[1]], 1), ([[1],[-1]], 2)]) assert dmp_sqf_list_include(f, 1, ZZ) == \ [([[-1],[-1],[-1],[-1]], 1), ([[1],[-1]], 2)] K = FF(2) f = [[-1], [2], [-1]] assert dmp_sqf_list_include(f, 1, ZZ) == \ [([[-1]], 1), ([[1], [-1]], 2)] raises(DomainError, "dmp_sqf_list([[K(1), K(0), K(1)]], 1, K)")
def test_dup_sqf(): assert dup_sqf_part([], ZZ) == [] assert dup_sqf_p([], ZZ) == True assert dup_sqf_part([7], ZZ) == [1] assert dup_sqf_p([7], ZZ) == True assert dup_sqf_part([2,2], ZZ) == [1,1] assert dup_sqf_p([2,2], ZZ) == True assert dup_sqf_part([1,0,1,1], ZZ) == [1,0,1,1] assert dup_sqf_p([1,0,1,1], ZZ) == True assert dup_sqf_part([-1,0,1,1], ZZ) == [1,0,-1,-1] assert dup_sqf_p([-1,0,1,1], ZZ) == True assert dup_sqf_part([2,3,0,0], ZZ) == [2,3,0] assert dup_sqf_p([2,3,0,0], ZZ) == False assert dup_sqf_part([-2,3,0,0], ZZ) == [2,-3,0] assert dup_sqf_p([-2,3,0,0], ZZ) == False assert dup_sqf_list([], ZZ) == (0, []) assert dup_sqf_list([1], ZZ) == (1, []) assert dup_sqf_list([1,0], ZZ) == (1, [([1,0], 1)]) assert dup_sqf_list([2,0,0], ZZ) == (2, [([1,0], 2)]) assert dup_sqf_list([3,0,0,0], ZZ) == (3, [([1,0], 3)]) assert dup_sqf_list([ZZ(2),ZZ(4),ZZ(2)], ZZ) == \ (ZZ(2), [([ZZ(1),ZZ(1)], 2)]) assert dup_sqf_list([QQ(2),QQ(4),QQ(2)], QQ) == \ (QQ(2), [([QQ(1),QQ(1)], 2)]) assert dup_sqf_list([-1,1,0,0,1,-1], ZZ) == \ (-1, [([1,1,1,1], 1), ([1,-1], 2)]) assert dup_sqf_list([1,0,6,0,12,0,8,0,0], ZZ) == \ (1, [([1,0], 2), ([1,0,2], 3)]) K = FF(2) f = map(K, [1,0,1]) assert dup_sqf_list(f, K) == \ (K(1), [([K(1),K(1)], 2)]) K = FF(3) f = map(K, [1,0,0,2,0,0,2,0,0,1,0]) assert dup_sqf_list(f, K) == \ (K(1), [([K(1), K(0)], 1), ([K(1), K(1)], 3), ([K(1), K(2)], 6)]) f = [1,0,0,1] g = map(K, f) assert dup_sqf_part(f, ZZ) == f assert dup_sqf_part(g, K) == [K(1), K(1)] assert dup_sqf_p(f, ZZ) == True assert dup_sqf_p(g, K) == False A = [[1],[],[-3],[],[6]] D = [[1],[],[-5],[],[5],[],[4]] f, g = D, dmp_sub(A, dmp_mul(dmp_diff(D, 1, 1, ZZ), [[1,0]], 1, ZZ), 1, ZZ) res = dmp_resultant(f, g, 1, ZZ) assert dup_sqf_list(res, ZZ) == (45796, [([4,0,1], 3)]) assert dup_sqf_list_include([DMP([1, 0, 0, 0], ZZ), DMP([], ZZ), DMP([], ZZ)], ZZ[x]) == \ [([DMP([1, 0, 0, 0], ZZ)], 1), ([DMP([1], ZZ), DMP([], ZZ)], 2)]