#include <boost/qvm/vec_operations.hpp>
namespace boost
{
    namespace qvm
    {
        //Only enabled if: is_vec<A>::value && is_scalar<B>::value
        template <class A>
        typename deduce_vec<A>::type
        operator*( A const & a, B b );
    }
}
A vector that is the result of multiplying the vector a by the scalar b.