/// <summary>
 /// Constructor
 /// </summary>
 /// <param name="graphVisualizer"></param>
 /// <param name="function"></param>
 public SurfaceGraph(GraphVisualizer graphVisualizer, SurfaceFunction function)
     : base(graphVisualizer)
 {
     Function = function;
 }
 public EfsSurfaceFunctionGraph(GraphVisualizer graphVisualizer, SurfaceFunction function, string functionName)
     : base(graphVisualizer, function)
 {
     InitializeProperties(SeriesChartType.Line, functionName, functionName);
 }