Java tutorial
public class Main { public static void main(String[] args) { double x = 123456.7; double y = -123.45; // print the unbiased exponent of them System.out.println("Math.getExponent(" + x + ")=" + Math.getExponent(x)); System.out.println("Math.getExponent(" + y + ")=" + Math.getExponent(y)); System.out.println("Math.getExponent(0)=" + Math.getExponent(0)); } }