   {
     return 1.0 / ( 1.0 + exp(-n) );
   }
-    
+
   static T derivLinear( T n )
   {
     return 1.0;
   }
-  
+
   static T derivSigmoid( T n )
   {
     return n * ( 1.0 - n );


  }

};



}



