...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::icl::inverse<icl::inplace_bit_add< Type >>
// In header: <boost/icl/functors.hpp> template<typename Type> struct inverse<icl::inplace_bit_add< Type >> { // types typedef icl::inplace_bit_subtract< Type > type; };