+ static int GetNumberOfCellsOfSubLevelMesh(const std::vector<int>& cgs, int mdim);
+ static void GetReverseNodalConnectivity1(const std::vector<int>& ngs, DataArrayInt *revNodal, DataArrayInt *revNodalIndx);
+ static void GetReverseNodalConnectivity2(const std::vector<int>& ngs, DataArrayInt *revNodal, DataArrayInt *revNodalIndx);
+ static void GetReverseNodalConnectivity3(const std::vector<int>& ngs, DataArrayInt *revNodal, DataArrayInt *revNodalIndx);