diff --git a/Interpreter/Irt.cs b/Interpreter/Irt.cs
index baf702bf..297ee678 100644
--- a/Interpreter/Irt.cs
+++ b/Interpreter/Irt.cs
@@ -260,20 +260,6 @@ var comm in commands.Where(com => command == com.Value.Command && com.Value.Para
                 return comm.Key;
             }
 
-            const int value = -1;
-
-            //Todo add some check for nestet method
-            //Todo add check for multible parameter
-
-            switch (value)
-            {
-                case 1:
-                    return IrtConst.OverloadParam;
-
-                case 2:
-                    return IrtConst.NestetParam;
-            }
-
             return IrtConst.ErrorParam;
         }
     }
diff --git a/Mathematics/Projection3D.cs b/Mathematics/Projection3D.cs
index aa2ea7e5..5d1c515d 100644
--- a/Mathematics/Projection3D.cs
+++ b/Mathematics/Projection3D.cs
@@ -12,7 +12,9 @@
 
 namespace Mathematics
 {
-    //TODO https://bhavesh7393.artstation.com/pages/3d-transformation-to-4x4-matrix
+    /// <summary>
+    /// Helper Class that handles some 3D Transformations
+    /// </summary>
     public static class Projection3D
     {
         private const double Rad = Math.PI / 180.0;