/** A program to test arithmetic
 *
 *  @author Duncan Buell
 *
 *  Program written:  14 October 2007
*/
public class Main2
{
  public static void main (String[] args)
  {
    double theValue,theOldValue;
    ComputeIntegral theIntegral = new ComputeIntegral();

    System.out.printf("%n");
    System.out.printf("segments           area                     double%n");
    theOldValue = 0.0;
    for(int i = 10; i <= 100000; i = i+10)
    {
      theValue = theIntegral.doIntegral(-1.0, +1.0, i);
      System.out.printf("%7d %24.20f %24.20f %24.20f%n",
                         i,theValue,2.0*theValue,2.0*(theValue - theOldValue));
      if(theOldValue > theValue)
      {
        System.out.printf("Numerical error%n");
        System.exit(0);
      }
      theOldValue = theValue;
    } // for(int i = 10; i < 100; i = i+100)

  }
} // public class Main2