Commit ebce5b7c authored by Ralf Jung's avatar Ralf Jung
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Merge branch 'robbert/bi_mono_pred' into 'master'

State `bi_mono_pred` using `□`/`-∗` instead of `<pers>`/`→`.

See merge request iris/iris!714
parents ca19ab25 e9543a9d
......@@ -59,6 +59,7 @@ Coq 8.11 is no longer supported in this version of Iris.
As a consequence, `make_laterable_elim` got weaker: elimination now requires
an except-0 modality (`make_laterable P -∗ ◇ P`).
- Add `iModIntro` support for `make_laterable`.
* State `bi_mono_pred` using `□`/`-∗` instead of `<pers>`/`→`.
**Changes in `proofmode`:**
......
......@@ -6,7 +6,7 @@ Import bi.
(** Least and greatest fixpoint of a monotone function, defined entirely inside
the logic. *)
Class BiMonoPred {PROP : bi} {A : ofe} (F : (A PROP) (A PROP)) := {
bi_mono_pred Φ Ψ : <pers> ( x, Φ x - Ψ x) x, F Φ x - F Ψ x;
bi_mono_pred Φ Ψ : ( x, Φ x - Ψ x) - x, F Φ x - F Ψ x;
bi_mono_pred_ne Φ : NonExpansive Φ NonExpansive (F Φ)
}.
Global Arguments bi_mono_pred {_ _ _ _} _ _.
......
......@@ -16,8 +16,8 @@ Definition twptp_pre (twptp : list (expr Λ) → iProp Σ)
nt', ⌜κ = [] state_interp σ2 (S ns) κs nt' twptp t2.
Lemma twptp_pre_mono (twptp1 twptp2 : list (expr Λ) iProp Σ) :
<pers> ( t, twptp1 t - twptp2 t)
t, twptp_pre twptp1 t - twptp_pre twptp2 t.
( t, twptp1 t - twptp2 t) -
t, twptp_pre twptp1 t - twptp_pre twptp2 t.
Proof.
iIntros "#H"; iIntros (t) "Hwp". rewrite /twptp_pre.
iIntros (t2 σ1 ns κ κs σ2 nt1) "Hstep Hσ".
......
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