Python expand Exemples

Exemple #1

Fichier : test_commonmatrix.py Projet : weiyinfu/learnSympy

def test_is_anti_symmetric():
    x = symbols('x')
    assert PropertiesOnlyMatrix(2, 1, [1, 2]).is_anti_symmetric() is False
    m = PropertiesOnlyMatrix(3, 3, [0, x**2 + 2*x + 1, y, -(x + 1)**2, 0, x*y, -y, -x*y, 0])
    assert m.is_anti_symmetric() is True
    assert m.is_anti_symmetric(simplify=False) is False
    assert m.is_anti_symmetric(simplify=lambda x: x) is False

    m = PropertiesOnlyMatrix(3, 3, [x.expand() for x in m])
    assert m.is_anti_symmetric(simplify=False) is True
    m = PropertiesOnlyMatrix(3, 3, [x.expand() for x in [S.One] + list(m)[1:]])
    assert m.is_anti_symmetric() is False

Exemple #2

Fichier : test_commonmatrix.py Projet : asmeurer/sympy

def test_is_anti_symmetric():
    x = symbols('x')
    assert PropertiesOnlyMatrix(2, 1, [1, 2]).is_anti_symmetric() is False
    m = PropertiesOnlyMatrix(3, 3, [0, x**2 + 2*x + 1, y, -(x + 1)**2, 0, x*y, -y, -x*y, 0])
    assert m.is_anti_symmetric() is True
    assert m.is_anti_symmetric(simplify=False) is False
    assert m.is_anti_symmetric(simplify=lambda x: x) is False

    m = PropertiesOnlyMatrix(3, 3, [x.expand() for x in m])
    assert m.is_anti_symmetric(simplify=False) is True
    m = PropertiesOnlyMatrix(3, 3, [x.expand() for x in [S.One] + list(m)[1:]])
    assert m.is_anti_symmetric() is False