def test_sqrt_n1(self):
x = 0.123
a = nthderiv.sqrt(x, n=1)
b = 1 / (2 * np.sqrt(x))
assert_allclose(a, b)
def test_sqrt_n1(self):
x = 0.123
a = nthderiv.sqrt(x, n=1)
b = 1 / (2 * np.sqrt(x))
assert_allclose(a, b)
def test_sqrt_n0(self):
x = 0.123
a = nthderiv.sqrt(x, n=0)
b = np.sqrt(x)
assert_allclose(a, b)
def test_sqrt_n0(self):
x = 0.123
a = nthderiv.sqrt(x, n=0)
b = np.sqrt(x)
assert_allclose(a, b)