conductivity.hpp

来自「Boost provides free peer-reviewed portab」· HPP 代码 · 共 35 行

// Boost.Units - A C++ library for zero-overhead dimensional analysis and 
// unit/quantity manipulation and conversion
//
// Copyright (C) 2003-2008 Matthias Christian Schabel
// Copyright (C) 2008 Steven Watanabe
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

#ifndef BOOST_UNITS_CONDUCTIVITY_DERIVED_DIMENSION_HPP
#define BOOST_UNITS_CONDUCTIVITY_DERIVED_DIMENSION_HPP

#include <boost/units/derived_dimension.hpp>
#include <boost/units/physical_dimensions/length.hpp>
#include <boost/units/physical_dimensions/mass.hpp>
#include <boost/units/physical_dimensions/time.hpp>
#include <boost/units/physical_dimensions/current.hpp>

namespace boost {

namespace units {

/// derived dimension for conductivity : L^-3 M^-1 T^3 I^2
typedef derived_dimension<length_base_dimension,-3,
                          mass_base_dimension,-1,
                          time_base_dimension,3,
                          current_base_dimension,2>::type conductivity_dimension;          

} // namespace units

} // namespace boost

#endif // BOOST_UNITS_CONDUCTIVITY_DERIVED_DIMENSION_HPP