Python is_solenoidal Examples

Example #1

File: test_field_functions.py Project: msgoff/sympy

def test_solenoidal():
    assert is_solenoidal(Vector.zero) is True
    assert is_solenoidal(i) is True
    assert is_solenoidal(2 * i + 3 * j + 4 * k) is True
    assert is_solenoidal(y * z * i + x * z * j + x * y * k) is True
    assert is_solenoidal(y * j) is False
    assert is_solenoidal(grad_field) is False
    assert is_solenoidal(curl_field) is True
    assert is_solenoidal((-2 * y + 3) * k) is True
    assert is_solenoidal(cos(q) * i + sin(q) * j + cos(q) * P.k) is True
    assert is_solenoidal(z * P.i + P.x * k) is True

Example #2

File: test_field_functions.py Project: AdrianPotter/sympy

def test_solenoidal():
    assert is_solenoidal(Vector.zero) is True
    assert is_solenoidal(i) is True
    assert is_solenoidal(2 * i + 3 * j + 4 * k) is True
    assert (is_solenoidal(y*z*i + x*z*j + x*y*k) is
            True)
    assert is_solenoidal(y * j) is False
    assert is_solenoidal(grad_field) is False
    assert is_solenoidal(curl_field) is True
    assert is_solenoidal((-2*y + 3)*k) is True
    assert is_solenoidal(cos(q)*i + sin(q)*j + cos(q)*P.k) is True
    assert is_solenoidal(z*P.i + P.x*k) is True