def arccosh(a): '''Inverse hyperbolic cosine of input''' return _maths.arccosh(a)
def arccosh(a): """Inverse hyperbolic cosine of input""" return _maths.arccosh(a)
def arccosh(a): '''Inverse hyperbolic cosine of input''' return _maths.arccosh(a)
def arccosh(a): """Inverse hyperbolic cosine of input""" return _maths.arccosh(a)