Python Divergence 예제들

예제 #1

def test_Divergence():
    assert Divergence(v1) == Divergence(R.x * R.i + R.z * R.z * R.j)
    assert Divergence(v2) == Divergence(R.x * R.i + R.y * R.j + R.z * R.k)
    assert Divergence(v1).doit() == 1
    assert Divergence(v2).doit() == 3
    # issue 22384
    Rc = CoordSys3D('R', transformation='cylindrical')
    assert Divergence(Rc.i).doit() == 1 / Rc.r

예제 #2

def test_Divergence():
    assert Divergence(v1) == Divergence(R.x * R.i + R.z * R.z * R.j)
    assert Divergence(v2) == Divergence(R.x * R.i + R.y * R.j + R.z * R.k)
    assert Divergence(v1).doit() == 1
    assert Divergence(v2).doit() == 3