static void Main() { PlotFunctionElement plotElement = new PlotFunctionElement(); IntegerElement row = new IntegerElement(); row.setText("2"); IntegerElement col = new IntegerElement(); col.setText("2"); VariableElement varElement = new VariableElement(); varElement.setText("a"); DoubleElement dblElement = new DoubleElement(); plotElement.setPlotFunction("subPlot"); plotElement.setRow(row); plotElement.setColumn(col); plotElement.setData(varElement); }