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Joshua Yanovski
iris-coq
Commits
824257bc
Commit
824257bc
authored
Feb 15, 2016
by
Robbert Krebbers
Browse files
Anti symmetry for sets.
parent
b761292e
Changes
1
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Inline
Side-by-side
prelude/collections.v
View file @
824257bc
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@@ -24,6 +24,8 @@ Section simple_collection.
Proof
.
firstorder
auto
.
Qed
.
Global
Instance
:
JoinSemiLattice
C
.
Proof
.
firstorder
auto
.
Qed
.
Global
Instance
:
AntiSymm
(
≡
)
(
@
collection_subseteq
A
C
_
).
Proof
.
done
.
Qed
.
Lemma
elem_of_subseteq
X
Y
:
X
⊆
Y
↔
∀
x
,
x
∈
X
→
x
∈
Y
.
Proof
.
done
.
Qed
.
Lemma
elem_of_equiv
X
Y
:
X
≡
Y
↔
∀
x
,
x
∈
X
↔
x
∈
Y
.
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...
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