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Rodolphe Lepigre
Iris
Commits
af8d4175
Commit
af8d4175
authored
Feb 09, 2016
by
Robbert Krebbers
Browse files
Fix typo in comments and turn them into Coqdoc.
parent
a0d14ab6
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program_logic/pviewshifts.v
program_logic/pviewshifts.v
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program_logic/pviewshifts.v
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af8d4175
...
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@@ -125,7 +125,7 @@ Proof.
by
split
;
[
by
exists
i
;
split
;
rewrite
/
uPred_holds
/=|].
Qed
.
(* Derived rules *)
(*
* *
Derived rules *)
Opaque
uPred_holds
.
Import
uPred
.
Global
Instance
pvs_mono'
E1
E2
:
Proper
((
⊑
)
==>
(
⊑
))
(@
pvs
Λ
Σ
E1
E2
).
...
...
@@ -158,10 +158,10 @@ Lemma pvs_mask_frame_mono E1 E1' E2 E2' P Q :
P
⊑
Q
→
pvs
E1'
E2'
P
⊑
pvs
E1
E2
Q
.
Proof
.
intros
HE1
HE2
HEE
->.
by
apply
pvs_mask_frame'
.
Qed
.
(* It should be possible to give a stronger version of this rule
(*
*
It should be possible to give a stronger version of this rule
that does not force the conclusion view shift to have twice the
same mask. However, even expressing the side-conditions on the
mask becomes really ugly then, and we have no
w
found an instance
mask becomes really ugly then, and we have no
t
found an instance
where that would be useful. *)
Lemma
pvs_trans3
E1
E2
Q
:
E2
⊆
E1
→
pvs
E1
E2
(
pvs
E2
E2
(
pvs
E2
E1
Q
))
⊑
pvs
E1
E1
Q
.
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