Example of trouble w/ doubles.

public class ComparingFloats {

	public void Compare()
	{
		
         double c =1.2+2.4;
         if(c== 3.6)
         {
           System.out.println("c is 3.6");
         } 
         else 
         {
             System.out.println("c is not 3.6 but" + c);
         } 
	}
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		ComparingFloats c=new ComparingFloats();
		c.Compare();
	}

}