


from __future__ import annotations

import numpy as np






def 		_A		(		_lowercase )					-> int:


     """simple docstring"""


     return np.maximum(0					,  _lowercase )


if __name__ == "__main__":
    print(np.array(relu([-1, 0, 5])))  # --> [0, 0, 5]







"""simple docstring"""







def     UpperCAmelCase_					(				__a   :			float      ,							__a   :			float						):




			'''simple docstring'''



			if density <= 0:
						raise ValueError('Impossible fluid density'						)
			if bulk_modulus <= 0:
						raise ValueError('Impossible bulk modulus'						)

			return (bulk_modulus / density) ** 0.5


if __name__ == "__main__":
	import doctest

	doctest.testmod()





