virtual bool RemoveElement(const SMDS_MeshElement * ME, bool isElemDeleted); // ret true if ME was in
virtual void AddNode(const SMDS_MeshNode * ME);
virtual bool RemoveNode(const SMDS_MeshNode * ME, bool isNodeDeleted); // ret true if ME was in
virtual bool RemoveElement(const SMDS_MeshElement * ME, bool isElemDeleted); // ret true if ME was in
virtual void AddNode(const SMDS_MeshNode * ME);
virtual bool RemoveNode(const SMDS_MeshNode * ME, bool isNodeDeleted); // ret true if ME was in