...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::units::multiply_typeof_helper<boost::units::unit< Dim, System >, boost::lambda::lambda_functor< Arg >>
// In header: <boost/units/lambda.hpp> template<typename System, typename Dim, typename Arg> struct multiply_typeof_helper<boost::units::unit< Dim, System >, boost::lambda::lambda_functor< Arg >> { // types typedef boost::lambda::lambda_functor< boost::lambda::lambda_functor_base< boost::lambda::arithmetic_action< boost::lambda::multiply_action >, tuple< typename boost::lambda::const_copy_argument< const boost::units::unit< Dim, System > >::type, boost::lambda::lambda_functor< Arg > > > > type; };