What is the output of the following program? What well-known mathematical method is rose? public class Exercise13 { public static void main(String[] args) { System.out.println(rose(4)); } public...

What is the output of the following program? What well-known mathematical

method is rose?

public class Exercise13

{

public static void main(String[] args)

{

System.out.println(rose(4));

}

public static int rose(int n)

{

if (n

return 1;

else

return ( rose(n – 1) * n );

}

}