Minor improvement

theories/type_systems/stlc_extended/bigstep.v

@@ -1,14 +1,12 @@
 From stdpp Require Import gmap base relations.
 From iris Require Import prelude.
-From semantics.ts.stlc_extended Require Import lang notation types.
+From semantics.ts.stlc_extended Require Import lang notation.
 
 (** * Big-step semantics *)
 
 Implicit Types
-  (Γ : typing_context)
   (v : val)
-  (e : expr)
+  (e : expr).
-  (A : type).
 
 Inductive big_step : expr → val → Prop :=
   | bs_lit (n : Z) :