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Weakened assumption of singleton_isIn_d

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Niels van der Weide 2017-09-21 14:24:27 +02:00
parent 7f9b2b7032
commit bbe8f665df
1 changed files with 1 additions and 1 deletions
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2
FiniteSets/kuratowski/properties.v
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@ -320,7 +320,7 @@ Section properties_membership_decidable.
apply comprehension_isIn_d. apply comprehension_isIn_d.
Defined. Defined.
Lemma singleton_isIn_d `{DecidablePaths A} (a b : A) : Lemma singleton_isIn_d `{IsHSet A} (a b : A) :
a ∈ {|b|} -> a = b. a ∈ {|b|} -> a = b.
Proof. Proof.
intros. intros.