public class floatTest {
   public static void main(String[] pars) {
 
       System.out.println();
       System.out.println("Inexact results with floats");
       System.out.println();

       for (int i=1; i<=100; i++) {
          float z = 1.0f/i;
          if (z * i != 1.0f) {
             System.out.println(" " + i + "\tz: " + z + "\tz*i: " + z*i);
          }
       }
   }
}






Inexact results with floats

 41	z: 0.024390243	z*i: 0.99999994
 47	z: 0.021276595	z*i: 0.99999994
 55	z: 0.018181818	z*i: 0.99999994
 61	z: 0.016393442	z*i: 0.99999994
 82	z: 0.0121951215	z*i: 0.99999994
 83	z: 0.012048192	z*i: 0.99999994
 94	z: 0.010638298	z*i: 0.99999994
 97	z: 0.010309278	z*i: 0.99999994




Inexact results with doubles

 49	z: 0.02040816326530612	z*i: 0.9999999999999999
 98	z: 0.01020408163265306	z*i: 0.9999999999999999