get_entry()

template<typename Mat>

virtual bool MutableMat< Mat >::get_entry ( size_t r, size_t c, ring_elem & result ) const

inlinevirtual

Implements MutableMatrix.

Definition at line 351 of file mutablemat-defs.hpp.

  {
    if (r < n_rows() && c < n_cols())
      {
        Element a(mat.ring());
 
        MatOps::getEntry(mat, r, c, a);
        bool is_nonzero = not mat.ring().is_zero(a);
        mat.ring().to_ring_elem(result, a);
        return is_nonzero;
      }
 
    result = get_ring()->zero();
    return false;
  }

References get_ring(), mat, n_cols(), n_rows(), result(), and Ring::zero().