Python Eq.rewrite Beispiele

Beispiel #1

Datei: test_relational.py Projekt: sidhu1012/sympy

def test_Equality_rewrite_as_Add():
    eq = Eq(x + y, y - x)
    assert eq.rewrite(Add) == 2 * x
    assert eq.rewrite(Add, evaluate=None).args == (x, x, y, -y)
    assert eq.rewrite(Add, evaluate=False).args == (x, y, x, -y)
    for e in (True, False, None):
        assert Eq(x, 0, evaluate=e).rewrite(Add) == x
        assert Eq(0, x, evaluate=e).rewrite(Add) == x

Beispiel #2

def test_Equality_rewrite_as_Add():
    eq = Eq(x + y, y - x)
    assert eq.rewrite(Add) == 2 * x
    assert eq.rewrite(Add, evaluate=None).args == (x, x, y, -y)
    assert eq.rewrite(Add, evaluate=False).args == (x, y, x, -y)

Beispiel #3

Datei: test_relational.py Projekt: asmeurer/sympy

def test_Equality_rewrite_as_Add():
    eq = Eq(x + y, y - x)
    assert eq.rewrite(Add) == 2*x
    assert eq.rewrite(Add, evaluate=None).args == (x, x, y, -y)
    assert eq.rewrite(Add, evaluate=False).args == (x, y, x, -y)