C# 高斯函数 程序

C# 高斯函数 程序

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void button1_Click（object sender EventArgs e）
        {
            double x = Convert.ToDouble（textBox1.Text）;

            const double ex = 0.0000001;
            int n = （int）Math.Sqrt（x * x * x / （3 * Math.E * Math.Sqrt（Math.E） * ex））;
            double erf = 0.0;
            double h = x / n;
            double z;
            for （int i = 1; i < n; i++）
            {
                z = h * i;
                erf = Math.Exp（-z * z） + erf;
            }
            erf = h * （（Math.Exp（0） + Math.Exp（-x * x）） / 2 + erf） * 2 / Math.Sqrt（Math.PI）;
            textBox2.Text = Convert.ToString（erf）;
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2017-05-26 16:16  WindowsFormsApplication1\
     目录           0  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\
     文件         962  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1.sln
     文件       11776  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1.v11.suo
     文件         187  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\App.config
     目录           0  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\bin\
     目录           0  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\
     文件        9728  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.exe
     文件         187  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.exe.config
     文件       22016  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.pdb
     文件       22984  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe
     文件         187  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe.config
     文件         490  2016-03-09 13:48  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe.manifest
     文件        1059  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\Form1.cs
     文件        2985  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\Form1.Designer.cs
     文件        5817  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\Form1.resx
     目录           0  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\obj\
     目录           0  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\
     文件         863  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\DesignTimeResolveAssemblyReferences.cache
     文件        7249  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件           0  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
     文件           0  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
     文件           0  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
     目录           0  2017-05-26 16:16  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\TempPE\
     文件        1464  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.csproj.FileListAbsolute.txt
     文件         975  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.csproj.GenerateResource.Cache
     文件        2209  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.csprojResolveAssemblyReference.cache
     文件        9728  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.exe
     文件         180  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.Form1.resources
     文件       22016  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.pdb
     文件         180  2017-05-26 16:17  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.Properties.Resources.resources
............此处省略8个文件信息