pi.java

lab1为多线程计算圆周率的程序 lab2为多线程计算矩阵乘法的程序 有实验报告和说明文档

package lab1;

public class Pi {
	double pi = 0;
	long num_steps;
	double sum = 0.0;
	double step;
	Pi(long num) {
		num_steps = num;
		step = 1.0/(double)num_steps; 
	}

}