第三周作业-循环与判断语句

原创于 2014-03-18 11:35:39 发布 · 419 阅读

CC 4.0 BY-SA版权

本文探讨了Java编程中常用的数学方法，包括绝对值、最大值、最小值、四舍五入、平方根、指数、对数、整数上取整、下取整、圆周率、正弦和余弦等数学函数的应用实例。

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public class MathDemo 
{
    public static void main(String args[])
    {
    	System. out.println("abs(-5)="+Math.abs(-5));
    	System. out. println("max(6.75,3.14)="+Math. max(6.75,3.14));
    	System. out. println("min(100,200)="+Math. min(100,200));
    	System. out. println("round(3.5)="+Math. round(3.5));
    	System. out. println("round(-6.5)="+Math. round(-6.5));
    	System. out. println("sqrt(2)="+Math. sqrt(2));
    	System. out. println("pow(2,5)="+Math. pow(2,5));
    	System. out. println("E="+Math.E );
    	System. out. println("exp(2)="+Math.exp(2));
    	System. out. println("log(2)="+Math.log(2));
    	System. out. println("ceil(6.75)="+(int)Math.ceil(6.75));
    	System. out. println("floor(6.75)="+(int)Math.floor(6.75));
    	System. out. println("Pi="+Math.PI);
    	System. out. println("sin(Pi/4)="+Math.sin(Math.PI/4));
    	System. out. println("cos(1)="+Math.cos(1));
    }
}