Method GetCommunicator

parallel/parallel_matrices.hpp:111–117

    PARALLEL_OP GetOpType () const { return op; }
    virtual optional<NgMPI_Comm> GetCommunicator() const override
    {
      if (row_paralleldofs)
        return row_paralleldofs->GetCommunicator();
      else
        return nullopt;
    }

    virtual shared_ptr<BaseMatrix> InverseMatrix (shared_ptr<BitArray> subset = 0) const override;
    template <typename TM>