...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::accumulators::tag::extended_p_square
struct extended_p_square : public boost::accumulators::depends_on< Feature1, Feature2, > { // types typedef accumulators::impl::extended_p_square_impl< mpl::_1 > impl; static boost::parameter::keyword< tag::probabilities > const probabilities; };