is_zero()

bool Matrix::is_zero

(

)

const

Definition at line 325 of file matrix.cpp.

{
  for (int i = 0; i < n_cols(); i++)
    if (elem(i) != nullptr) return false;
  return true;
}

References elem(), is_zero(), and n_cols().

Referenced by PolyRingQuotient::ann(), IM2_Matrix_is_zero(), and is_zero().