Commit e4c96015 authored by Robbert Krebbers's avatar Robbert Krebbers

Notations for X ⊆ Y ⊆ Z.

parent d0131be5
......@@ -637,6 +637,11 @@ Notation "(⊄)" := (λ X Y, X ⊄ Y) (only parsing) : C_scope.
Notation "( X ⊄ )" := (λ Y, X Y) (only parsing) : C_scope.
Notation "( ⊄ X )" := (λ Y, Y X) (only parsing) : C_scope.
Notation "X ⊆ Y ⊆ Z" := (X Y Y Z) (at level 70, Y at next level) : C_scope.
Notation "X ⊆ Y ⊂ Z" := (X Y Y Z) (at level 70, Y at next level) : C_scope.
Notation "X ⊂ Y ⊆ Z" := (X Y Y Z) (at level 70, Y at next level) : C_scope.
Notation "X ⊂ Y ⊂ Z" := (X Y Y Z) (at level 70, Y at next level) : C_scope.
(** The class [Lexico A] is used for the lexicographic order on [A]. This order
is used to create finite maps, finite sets, etc, and is typically different from
the order [()]. *)
......
......@@ -34,7 +34,7 @@ Qed.
(** Fairly explicit form of opening invariants *)
Lemma inv_open E N P :
nclose N E
inv N P E', (E nclose N E' E' E)
inv N P E', (E nclose N E' E)
|={E,E'}=> P ( P ={E',E}= True).
Proof.
rewrite /inv. iIntros {?} "Hinv". iDestruct "Hinv" as {i} "[% #Hi]".
......
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