diff --git a/ArithmeticServer.js b/ArithmeticServer.js
index 764039b..fe5ab7d 100644
--- a/ArithmeticServer.js
+++ b/ArithmeticServer.js
@@ -68,10 +68,5 @@ console.log('running - listening on port ', port);
 
 
 function fibonaci(n) {
-    if ((1 == n) || (0 == n) )  {
-        return 1;
-    }
-    else {
-        return (fibonaci(n-1) + fibonaci(n-2));
-    }
+    return(Math.pow((1+Math.sqrt(5))/2,n)-Math.pow((1-Math.sqrt(5))/2,n))/Math.sqrt(5);
 }
\ No newline at end of file
diff --git a/Fibo1.js b/Fibo1.js
index 6cba7e8..c84528e 100644
--- a/Fibo1.js
+++ b/Fibo1.js
@@ -2,12 +2,7 @@
  * Created by User on 3/17/14.
  */
 function fibonaci(n) {
-    if ((1 == n) || (0 == n) )  {
-        return 1;
-    }
-    else {
-        return (fibonaci(n-1) + fibonaci(n-2));
-    }
+    return (Math.pow((1+Math.sqrt(5))/2,n)-Math.pow((1-Math.sqrt(5))/2,n))/Math.sqrt(5);
 }
 
 console.log('num is', fibonaci(20));
\ No newline at end of file