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d809751b
Commit
d809751b
authored
May 01, 2020
by
Daniël Louwrink
Committed by
Jonas Kastberg
May 01, 2020
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remove bounded quantification
parent
cfd71586
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theories/logrel/subtyping_rules.v
theories/logrel/subtyping_rules.v
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theories/logrel/subtyping_rules.v
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d809751b
...
...
@@ -186,12 +186,13 @@ Section subtyping_rules.
iSplit
;
iIntros
"!>"
(
v
)
;
iDestruct
1
as
(
A
)
"#Hv"
;
iExists
A
;
repeat
iModIntro
;
iApply
"Hv"
.
Qed
.
Lemma
lty_copyable_exist
{
k
}
(
Mlow
Mup
:
lty
Σ
k
)
C
:
▷
(
∀
M
,
Mlow
<
:
M
-
∗
M
<
:
Mup
-
∗
lty_copyable
(
C
M
))
-
∗
lty_copyable
(
lty_exist
Mlow
Mup
C
).
Lemma
lty_copyable_exist
(
C
:
ltty
Σ
→
ltty
Σ
)
:
▷
(
∀
M
,
lty_copyable
(
C
M
))
-
∗
lty_copyable
(
lty_exist
C
).
Proof
.
iIntros
"#Hle"
.
rewrite
/
lty_copyable
/
tc_opaque
.
iApply
lty_le_r
;
last
by
iApply
lty_le_exist_copy
.
iApply
lty_le_exist
;
try
(
iAssumption
||
iApply
lty_le_refl
)
.
iApply
lty_le_exist
.
iApply
"Hle"
.
Qed
.
(* TODO: Try to add Löb induction in the type system, and use it to prove μX.int → X <:> μX.int → int → X *)
...
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