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Commit 13117f43 authored by Jacques-Henri Jourdan's avatar Jacques-Henri Jourdan
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Local update for nat

parent add800d8
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    algebra/updates.v
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    ......@@ -239,3 +239,13 @@ Section option.
    Lemma option_update x y : x ~~> y → Some x ~~> Some y.
    Proof. rewrite !cmra_update_updateP; eauto using option_updateP with subst. Qed.
    End option.
    (** * Natural numbers *)
    Lemma nat_local_update (x y : nat) mz :
    x ~l~> y @ mz.
    Proof.
    split. done.
    unfold opM, op, dist, cofe_dist, cmra_cofeC, cmra_op, cmra_dist, natR, nat_op,
    discrete_dist, equiv, equivL.
    destruct mz as [z|]; intros n [z'|]; lia.
    Qed.
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