daily update on 20230120 by nitload youmu, struct of project fixed, math lib created

源代码/.Net/StgSharp/Math/Log.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace StgSharp
+{
+    public static partial class Math
+    {
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="x"></param>
+        /// <returns>
+        /// Returns the value of ln(x).
+        /// </returns>
+        public static float Log(float x)
+        {
+            
+        }
+    }
+}

源代码/.Net/StgSharp/Math/Sin.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace StgSharp
+{
+    public static partial class Math
+    {
+
+    }
+}