Esempi in Python per _mask_nc

Esempio n. 1

def test_issue_8263():
    F, G = symbols('F, G', commutative=False, cls=Function)
    x, y = symbols('x, y')
    expr, dummies, _ = _mask_nc(F(x) * G(y) - G(y) * F(x))
    for v in dummies.values():
        assert not v.is_commutative
    assert not expr.is_zero

Esempio n. 2

File: test_exprtools.py Progetto: bjodah/sympy

def test_issue_8263():
    F, G = symbols('F, G', commutative=False, cls=Function)
    x, y = symbols('x, y')
    expr, dummies, _ = _mask_nc(F(x)*G(y) - G(y)*F(x))
    for v in dummies.values():
        assert not v.is_commutative
    assert not expr.is_zero