public class Demonstrate {
 public static void main (String argv[]) {
  System.out.println ("Natural logarithm of 10:    " + Math.log(10)); 
  System.out.println ("Absolute value of -10:      " + Math.abs(-10)); 
  System.out.println ("Maximum of 2 and 3:         " + Math.max(2, 3)); 
  System.out.println ("5th power of 6:             " + Math.pow(6, 5)); 
  System.out.println ("Square root of 7:           " + Math.sqrt(7)); 
  System.out.println ("Sin of 8 radians:           " + Math.sin(8)); 
  System.out.println ("Random number (0.0 to 1.0): " + Math.random()); 
 }
}