Commit 1da4e710 authored by Robbert Krebbers's avatar Robbert Krebbers

More about excl.

parent 96a1a9f6
......@@ -127,6 +127,10 @@ Proof.
Canonical Structure exclRA : cmraT :=
CMRAT excl_cofe_mixin excl_cmra_mixin excl_cmra_extend_mixin.
Lemma excl_validN_inv_l n x y : {S n} (Excl x y) y = .
Proof. by destruct y. Qed.
Lemma excl_validN_inv_r n x y : {S n} (x Excl y) x = .
Proof. by destruct x. Qed.
(* Updates *)
Lemma excl_update (x : A) y : y Excl x y.
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