New IO structure, unexpexted error in C code

源代码/StgSharp/Math/Linear/matrix2x3.cs

@@ -1,13 +1,10 @@
 using System;
-using System.Collections.Generic;
 using System.Runtime.InteropServices;
-using System.Security.Cryptography.X509Certificates;
-using System.Text;
 
 namespace StgSharp.Math
 {
     [StructLayout(LayoutKind.Explicit)]
-    public struct matrix2x3:IEquatable<matrix2x3>
+    public struct matrix2x3 : IEquatable<matrix2x3>
     {
         [FieldOffset(0)]
         public vec3d row1;
@@ -63,7 +60,7 @@ namespace StgSharp.Math
             }
             else
             {
-                return 
+                return
                     this.row1 == other.row1
                     && this.row2 == other.row2;
             }
@@ -90,7 +87,7 @@ namespace StgSharp.Math
             return new matrix2x3(
                 array.row1 * x,
                 array.row2 * x
-                ) ;
+                );
         }
 
         public static matrix2x3 operator /(matrix2x3 array, float x)
@@ -101,7 +98,7 @@ namespace StgSharp.Math
                 );
         }
 
-        
+
 
     }
 }