def test_create_singular_free(self):
free_matrix = "MM[1,1]=1\nMM[1,2]=0\nMM[1,3]=0\n"
free_matrix = free_matrix + "MM[2,1]=0\nMM[2,2]=1\nMM[2,3]=0\n"
free_matrix = free_matrix + "MM[3,1]=0\nMM[3,2]=0\nMM[3,3]=1\n"
free_c = SingularModule.create_from_singular_matrix(
self.poly_ring, free_matrix)
free = SingularModule.create_free_module(3, self.poly_ring)
self.assertTrue(free.equals(free_c))
def test_is_free_trivial(self):
free = SingularModule.create_free_module(3, self.poly_ring)
self.assertTrue(free.is_free())