Ln(x) and Sqrtaï(x) function added

源代码/.Net/StgSharpDebug/Program.cs

@@ -1,54 +1,78 @@
 using StgSharp;
 using System;
+using System.Diagnostics;
 
 internal class Program
 {
-    private static void Main(string[] args)
+    private unsafe static void Main(string[] args)
     {
-        Console.WriteLine("Hello, World!");
-        a asd = new a();
-        ase a01 = new ase(asd.cwc);
-        ase a02 = a01;
-        a01 -= asd.cwc;
-        a01 += asd.cwb;
-        a01.Invoke();
-        a02.Invoke();
-
-        a fff = new a();
-        fff._a = 10;
-        a ggg = fff;
-        fff._a = 15;
-        Console.WriteLine(ggg._a);
-
-        Point p = new Point();
-        Point p2 = new Point();
-        ContainerNode<Point> pC = new ContainerNode<Point>(p);
-        ContainerNode<Point> pC02 = new ContainerNode<Point>(p2);
-        pC.Next=pC02;
-
+        /*
+        int cc = 3;
+        Console.WriteLine(cc/2);
+        /**/
 
+        /*
+        float aa = 261.2776027f;
+        uint bb = *(uint*)&aa;
+        Console.WriteLine(Convert.ToString(bb,toBase:2));
+        Console.WriteLine(StgSharp.Math.Log(3.5f));
+        /**/
 
         
+        for (int wasd = 0; wasd < 100; wasd++)
+        {
+            float time = 1000000;
+            double a = 114514;
+            System.Diagnostics.Stopwatch stopwatch = new Stopwatch();
+            stopwatch.Start(); //  开始监视代码运行时间
+            for (float i = 2; i < time; i++)
+            {
+                a = StgSharp.Math.Log(i);
+            }
+            stopwatch.Stop(); //  停止监视
+            TimeSpan timespan = stopwatch.Elapsed; //  获取当前实例测量得出的总时间
+            double milliseconds = timespan.TotalMilliseconds;  //  总毫秒数
+            Console.WriteLine($"{milliseconds},{a}");
 
 
+            System.Diagnostics.Stopwatch stopwatch1 = new Stopwatch();
+            double b = 114514;
+            double time2 = time;
+            stopwatch1.Start();
+            for (double i = 2; i < time2; i++)
+            {
+                b = System.Math.Log(i);
+            }
+            stopwatch1.Stop();
+            timespan = stopwatch1.Elapsed;
+            double milliseconds2 = timespan.TotalMilliseconds;
+            Console.WriteLine($"{milliseconds2},{b}");
+            Console.WriteLine("");
+        }
+        /**/
 
+        /*
+        double accuracy = 0;
+        for (float i = 1.001f; i < 4; i += 0.001f)
+        {
+            double r1 = StgSharp.Math.Log(i);
+            double r2 = System.Math.Log(i);
+            double ac = ( System.Math.Max(r1,r2)- System.Math.Min(r1, r2) ) / System.Math.Max(r1, r2);
+            if (ac>accuracy)
+            {
+                accuracy = ac;
+                Console.WriteLine(i);
+                Console.WriteLine(ac);
+                Console.WriteLine(r1);
+                Console.WriteLine(r2);
+                Console.WriteLine("");
+            }
+        }
+        Console.WriteLine(accuracy);
+        /**/
     }
 
-    public delegate void ase();
 
     
 }
 
-class a
-{
-    public int _a;
-
-    public void cwc()
-    {
-        Console.WriteLine("c");
-    }
-    public void cwb()
-    {
-        Console.WriteLine("b");
-    }
-}

源代码/.Net/StgSharpDebug/StgSharpDebug.csproj

@@ -5,6 +5,7 @@
     <TargetFramework>net6.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <AllowUnsafeBlocks>True</AllowUnsafeBlocks>
   </PropertyGroup>
 
   <ItemGroup>

源代码/.Net/StgSharpDebug/bin/Debug/net6.0/StgSharp.xml

@@ -4,5 +4,14 @@
         <name>StgSharp</name>
     </assembly>
     <members>
+        <member name="M:StgSharp.Math.Log(System.Single)">
+            <summary>
+            
+            </summary>
+            <param name="x"></param>
+            <returns>
+            Returns the value of ln(x).
+            </returns>
+        </member>
     </members>
 </doc>