diff --git a/flap/src/fopix/hobixToFopix.ml b/flap/src/fopix/hobixToFopix.ml
index 765647f..7789adc 100644
--- a/flap/src/fopix/hobixToFopix.ml
+++ b/flap/src/fopix/hobixToFopix.ml
@@ -120,9 +120,9 @@ let free_variables =
     | [ s ] -> f s
     | s :: xs -> M.union (f s) (unions f xs)
   in
-  (*Une variable libre est une variable qui peut être substitué*)
+  (* Une variable libre est une variable qui peut être substitué *)
 
-  (*TODO : rajouter des explications pour While Define et Fun*)
+  (* TODO : rajouter des explications pour While Define et Fun *)
   let rec fvs = function
     | S.Literal _ -> M.empty
     | S.Variable x -> M.singleton x
@@ -204,7 +204,8 @@ let translate (p : S.t) env =
     | S.RecFunctions fdefs ->
       let fs, defs = define_recursive_functions fdefs in
       fs @ List.map (fun (x, e) -> T.DefineValue (x, e)) defs
-  and define_recursive_functions rdefs = failwith "Students! This is your job!"
+  and define_recursive_functions rdefs =
+    failwith "Students! This is your job (define_recursive_functions)!"
   and expression env = function
     | S.Literal l -> [], T.Literal (literal l)
     | S.While (cond, e) ->
@@ -218,14 +219,20 @@ let translate (p : S.t) env =
         | Some e -> e
       in
       [], xc
-    | S.Define (vdef, a) -> failwith "Students! This is your job!"
-    | S.Apply (a, bs) -> failwith "Students! This is your job!"
+    | S.Define (vdef, a) ->
+      let afs, a = expression env a in
+      (match vdef with
+       | S.SimpleValue (id, b) ->
+         let bfs, b = expression env b in
+         afs @ bfs, T.Define (identifier id, a, b)
+       | S.RecFunctions _ -> failwith "Students! This is your job (S.RecFunctions)!")
+    | S.Apply (a, bs) -> failwith "Students! This is your job (S.Apply)!"
     | S.IfThenElse (a, b, c) ->
       let afs, a = expression env a in
       let bfs, b = expression env b in
       let cfs, c = expression env c in
       afs @ bfs @ cfs, T.IfThenElse (a, b, c)
-    | S.Fun (x, e) -> failwith "Students! This is your job!"
+    | S.Fun (x, e) -> failwith "Students! This is your job (S.Fun)!"
     | S.AllocateBlock a ->
       let afs, a = expression env a in
       afs, allocate_block a