incompletegammafunction.cpp

来自「何光渝所著《计算机常用数值算法与程序(C++版)》的随书源代码。 是想学习C+」· C++ 代码 · 共 25 行

//IncompleteGammaFunction.cpp		
//不完全伽马函数

#include <iostream>				//模板类输入输出流标准头文件
#include <SpecialFunction.h>	//数学变换头文件
using namespace std;			//名字空间

void main(void)
{	
	double a[3] = {0.5,5.0,50.0};
    double x[3] = {0.1,1.0,10.0};
	
	for(int i=0; i<3; i++)
	for(int j=0; j<3; j++)
    {
		double s = a[i];
		double t = x[j];
		double y = IncompleteGammaFunction(s, t);
		cout << " GammaFunction(" << a[i] << "," << x[j] 
											<< ")\t = " << y << endl;
	}
	cout << endl;
}