#include <boost/qvm/mat_operations.hpp>
namespace boost
{
namespace qvm
{
template <class T,int D>
-unspecified-return-type- zero_mat();
template <class T,int R,int C>
-unspecified-return-type- zero_mat();
}
}
A read-only matrix of unspecified type with scalar_type T, R rows and C columns (or D rows and D columns), with all elements equal to scalar_traits<T>::value(0).