public class JoeMathDriver
1: /**
2: A demonstration of a runtime exception using the class JoeMath.
3: @author Frank M. Carrano
4: @author Timothy M. Henry
5: @version 5.0
6: */
7: public class JoeMathDriver
8: {
9: public static void main(String[] args)
10: {
11: System.out.print("The square root of 9 is ");
12: System.out.println(JoeMath.squareRoot(9.0));
13:
14: System.out.print("The square root of -9 is ");
15: System.out.println(JoeMath.squareRoot(-9.0));
16:
17: System.out.print("The square root of 16 is ");
18: System.out.println(JoeMath.squareRoot(16.0));
19:
20: System.out.print("The square root of -16 is ");
21: System.out.println(JoeMath.squareRoot(-16.0));
22: } // end main
23: } // end JoeMathDriver
24: /*
25: The square root of 9 is 3.0
26: The square root of −9 is 3.0i
27: The square root of 16 is 4.0
28: The square root of −16 is 4.0i
29: */