java.lang.Math.getExponent(double d) java.lang.Math.floor(double a) java.lang.Math.getExponent(float f) java.lang.Math.getExponent(double d) package com.codingdict; import java.lang.*; public class MathDemo { public static void main(String[] args) { // get two double numbers double x = 60984.1; double y = -497.99; // 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)); } } java.lang.Math.floor(double a) java.lang.Math.getExponent(float f)