math/complex/fabs.hpp

0001 //  (C) Copyright John Maddock 2005.
0002 //  Use, modification and distribution are subject to the
0003 //  Boost Software License, Version 1.0. (See accompanying file
0004 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0005
0006 #ifndef BOOST_MATH_COMPLEX_FABS_INCLUDED
0007 #define BOOST_MATH_COMPLEX_FABS_INCLUDED
0008
0009 #ifndef BOOST_MATH_HYPOT_INCLUDED
0010 #  include <boost/math/special_functions/hypot.hpp>
0011 #endif
0012
0013 namespace boost{ namespace math{
0014
0015 template<class T>
0016 inline T fabs(const std::complex<T>& z)
0017 {
0018    return ::boost::math::hypot(z.real(), z.imag());
0019 }
0020
0021 } } // namespaces
0022
0023 #endif // BOOST_MATH_COMPLEX_FABS_INCLUDED