



'''simple docstring'''





def        lowerCamelCase  (				_snake_case  :						float     ,_snake_case  :						float     ,_snake_case  :						float     ,_snake_case  :						float     ,_snake_case  :						float     ,):





    '''simple docstring'''


    lowercase__		       =						[redshift, radiation_density, matter_density, dark_energy]
    if any(p < 0 for p in parameters       ):
        raise ValueError("All input parameters must be positive"       )

    if any(p > 1 for p in parameters[1:4]       ):
        raise ValueError("Relative densities cannot be greater than one"       )
    else:
        lowercase__		       =						1 - (matter_density + radiation_density + dark_energy)

        lowercase__		       =						(
            radiation_density * (redshift + 1) ** 4
            + matter_density * (redshift + 1) ** 3
            + curvature * (redshift + 1) ** 2
            + dark_energy
        )

        lowercase__		       =						hubble_constant * e_a ** (1 / 2)
        return hubble


if __name__ == "__main__":
 import doctest

 # run doctest
 doctest.testmod()

 # demo LCDM approximation
 SCREAMING_SNAKE_CASE__      					=     0.3

 print(
     hubble_parameter(
         hubble_constant=68.3,
         radiation_density=1e-4,
         matter_density=matter_density,
         dark_energy=1 - matter_density,
         redshift=0,
     )
 )









'''simple docstring'''





print((lambda quine: quine % quine)("print((lambda quine: quine %% quine)(%r))"))




