def check_arccosh():
x = create_input_for_trigonometric_ops(
[1, np.pi / 2, 3 * np.pi / 4, np.pi, 5 * np.pi / 4])
y = nd.arccosh(x)
# expected ouput for indices=(0, 1, -3, -2, -1) after applying arccosh()
expected_output = [
0,
np.arccosh(np.pi / 2),
np.arccosh(3 * np.pi / 4),
np.arccosh(np.pi),
np.arccosh(5 * np.pi / 4)
]
assert_correctness_of_trigonometric_ops(y, expected_output)
def arccosh(x):
return nd.arccosh(x)
