complex_using.java

一个定义复数类并展示其用法的Java程序,学生作业

import java.io.*;
import java.math.*;
public class complex_using
	{
	   public static void main(String [] args)
		{
		   complex x  =  new complex();
		   complex y  =  new complex();
		   complex z  =  new complex();
		   double a;
		   double b;
		   double m;
		   x.complex_set(4,3);//令x  =  5.5+4i
		   y.complex_set(6,8);//令y  =  4.5+5i
		   x.complex_println();
		   y.complex_println();
		   //计算x＋y并输出结果
		   z  =  x.complex_add(y);
		   x.complex_print();
		   System.out.print("+");
		   y.complex_print();
		   System.out.print("  =  ");
		   z.complex_print();
		   System.out.println();
		   //计算x-y并输出结果
		   z  =  x.complex_sub(y);
		   x.complex_print();
		   System.out.print("-");
		   y.complex_print();
		   System.out.print("  =  ");
		   z.complex_print();
		   System.out.println();
		   //计算x*y并输出结果
		   z  =  x.complex_mult(y);
		   x.complex_print();
		   System.out.print("*");
		   y.complex_print();
		   System.out.print("  =  ");
		   z.complex_print();
		   System.out.println();
		   //计算x/y并输出结果
		   z  =  x.complex_division(y);
		   x.complex_print();
		   System.out.print("/");
		   y.complex_print();
		   System.out.print("  =  ");
		   z.complex_print();
		   System.out.println();
		   //计算|x|y并输出结果
		   m = x.complex_modulus();
		   System.out.print("|");
		   x.complex_print();
		   System.out.print("|");
		   System.out.print("  =  ");
		   System.out.print(m);
   		   System.out.println();
		}
	}