diff --git a/lib/miniFun/TypeChecker.ml b/lib/miniFun/TypeChecker.ml
index 107a3bb..7220519 100644
--- a/lib/miniFun/TypeChecker.ml
+++ b/lib/miniFun/TypeChecker.ml
@@ -5,7 +5,8 @@ Random.self_init ()
 
 let (let*) = Result.bind
 
-let evaluate_type_polimorphic (_program: t_exp) (_context: typingshape) : (typingshape, error) result =
+let evaluate_type_polimorphic (_program: t_exp) (_context: typingshape)
+  : (typingshape, error) result =
   failwith "Not implemented"
   (* match program with *)
   (*   Integer _ -> Ok (VariableMap.empty, IntegerType) *)
@@ -13,7 +14,7 @@ let evaluate_type_polimorphic (_program: t_exp) (_context: typingshape) : (typin
   (* | Variable x -> ( *)
   (*     match (VariableMap.find_opt x (fst context)) with *)
   (*       (None) -> ( *)
-  (*         let u = PolimorphicType (Utility.fromIntToString !globalIdentifier) in *)
+  (*         let u = PolimorphicType (Utility.from_int_to_string !globalIdentifier) in *)
   (*         globalIdentifier := !globalIdentifier + 1; *)
   (*         Ok (VariableMap.singleton x u, u) *)
   (*       ) *)
diff --git a/lib/utility/utility.ml b/lib/utility/utility.ml
index 2c46703..88f80c4 100644
--- a/lib/utility/utility.ml
+++ b/lib/utility/utility.ml
@@ -15,13 +15,13 @@ let rec powmod a d = function
 let alphabet = "abcdefghijklmnopqrstuvwxyz"
 let base = 26
 
-let rec fromIntToString (x: int) : string =
+let rec from_int_to_string (x: int) : string =
   if x < 0 then
     ""
   else if x < base then
     String.get alphabet x |> String.make 1
   else
-    (fromIntToString (x/base - 1)) ^ (String.get alphabet (x mod base) |> String.make 1)
+    (from_int_to_string (x/base - 1)) ^ (String.get alphabet (x mod base) |> String.make 1)
 
 let int_and a b =
   match (a>0, b>0) with
@@ -169,4 +169,3 @@ let rec combine_twice la lb =
   | [a], [b] -> [a, b]
   | a::la, b::lb -> (a, b) :: (combine_twice la lb)
   | _ -> []
->>>>>>> cfg
diff --git a/lib/utility/utility.mli b/lib/utility/utility.mli
index 5a00d90..208da9a 100644
--- a/lib/utility/utility.mli
+++ b/lib/utility/utility.mli
@@ -1,7 +1,7 @@
 val pow :    int -> int -> int
 val powmod : int -> int -> int -> int
 
-val fromIntToString : int -> string
+val from_int_to_string : int -> string
 
 val int_and :     int -> int -> int
 val int_or :      int -> int -> int