public void Exchange(Geom2dHatch_MapOfElements theOther)
 {
     throw new NotImplementedException();
 }
 public Geom2dHatch_MapOfElements Assign(Geom2dHatch_MapOfElements theOther)
 {
     throw new NotImplementedException();
 }
 public Geom2dHatch_MapOfElements(Geom2dHatch_MapOfElements theOther)
     : base()
 {
     throw new NotImplementedException();
 }