import jhplot.math.ValueErr;

public class propog_errors3 
{   
   public static void main(String[] argv)
   {
 


  ValueErr x= new ValueErr(10,2);
  System.out.println(x.toString());
  ValueErr y=x.log10(x);  //  log10 and associated error
  System.out.println("log(x)="+y.toString());
  ValueErr yy=y.plus(y); 
  System.out.println("    ");
  System.out.println("y+y="+yy.toString());


     
   }
}