ceph/src/boost/boost/units/physical_dimensions/surface_density.hpp

   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_SURFACE_DENSITY_DERIVED_DIMENSION_HPP
  12 #define BOOST_UNITS_SURFACE_DENSITY_DERIVED_DIMENSION_HPP
  13
  14 #include <boost/units/derived_dimension.hpp>
  15 #include <boost/units/physical_dimensions/length.hpp>
  16 #include <boost/units/physical_dimensions/mass.hpp>
  17
  18 namespace boost {
  19
  20 namespace units {
  21
  22 /// derived dimension for surface density : L^-2 M
  23 typedef derived_dimension<length_base_dimension,-2,
  24                           mass_base_dimension,1>::type surface_density_dimension;
  25
  26 } // namespace units
  27
  28 } // namespace boost
  29
  30 #endif // BOOST_UNITS_SURFACE_DENSITY_DERIVED_DIMENSION_HPP