Minor clean up

theories/examples/examples.v

@@ -7,11 +7,6 @@ From iris.base_logic Require Import invariants.
 
 Section Examples.
   Context `{!heapG Σ} (N : namespace).
-  Context `{!logrelG val Σ}.
-
-  Notation "⟦ c @ s : sτ ⟧{ γ }" := (interp_st N γ sτ c s)
-    (at level 10, s at next level, sτ at next level, γ at next level,
-     format "⟦  c  @  s  :  sτ  ⟧{ γ }").
 
   Definition seq_example : expr :=
     (let: "c" := new_chan #() in