1 // Boost.Units - A C++ library for zero-overhead dimensional analysis and 2 // unit/quantity manipulation and conversion 3 // 4 // Copyright (C) 2003-2008 Matthias Christian Schabel 5 // Copyright (C) 2008 Steven Watanabe 6 // 7 // Distributed under the Boost Software License, Version 1.0. (See 8 // accompanying file LICENSE_1_0.txt or copy at 9 // http://www.boost.org/LICENSE_1_0.txt) 10 11 #ifndef BOOST_UNITS_SI_FREQUENCY_HPP 12 #define BOOST_UNITS_SI_FREQUENCY_HPP 13 14 #include <boost/units/systems/si/base.hpp> 15 #include <boost/units/physical_dimensions/frequency.hpp> 16 17 namespace boost { 18 19 namespace units { 20 21 namespace si { 22 23 typedef unit<frequency_dimension,si::system> frequency; 24 25 BOOST_UNITS_STATIC_CONSTANT(hertz,frequency); 26 27 } // namespace si 28 29 } // namespace units 30 31 } // namespace boost 32 33 #endif // BOOST_UNITS_SI_FREQUENCY_HPP 34