import com.imsl.chart.*; public class SampleJPanel extends javax.swing.JFrame { private JPanelChart jPanelChart; public SampleJPanel() { this.setSize(500, 500); jPanelChart = new JPanelChart(); getContentPane().add(jPanelChart); Chart chart = jPanelChart.getChart(); AxisXY axis = new AxisXY(chart); double y[] = {4, 2, 3, 9}; new Data(axis, y); } public static void main(String argv[]) { new SampleJPanel().setVisible(true); } }