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Iris
Iris
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652aebfc
Commit
652aebfc
authored
Feb 22, 2017
by
Ralf Jung
Browse files
show that dist_later is a subrelation of dist
parent
15be3526
Changes
1
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Inline
Side-by-side
theories/algebra/ofe.v
View file @
652aebfc
...
...
@@ -189,6 +189,9 @@ Arguments dist_later _ !_ _ _ /.
Global
Instance
dist_later_equivalence
A
n
:
Equivalence
(@
dist_later
A
n
).
Proof
.
destruct
n
as
[|
n
].
by
split
.
apply
dist_equivalence
.
Qed
.
Lemma
dist_dist_later
{
A
:
ofeT
}
n
(
x
y
:
A
)
:
dist
n
x
y
→
dist_later
n
x
y
.
Proof
.
intros
Heq
.
destruct
n
;
first
done
.
exact
:
dist_S
.
Qed
.
Notation
Contractive
f
:
=
(
∀
n
,
Proper
(
dist_later
n
==>
dist
n
)
f
).
Instance
const_contractive
{
A
B
:
ofeT
}
(
x
:
A
)
:
Contractive
(@
const
A
B
x
).
...
...
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