From 72a0502367c53bee2ffa90f39140ca38f760262c Mon Sep 17 00:00:00 2001 From: Robbert Krebbers <mail@robbertkrebbers.nl> Date: Mon, 11 Jul 2016 15:09:15 +0200 Subject: [PATCH] LeibnizEquiv instance for unit. --- prelude/base.v | 2 ++ 1 file changed, 2 insertions(+) diff --git a/prelude/base.v b/prelude/base.v index 7e9e59536..86b1036fb 100644 --- a/prelude/base.v +++ b/prelude/base.v @@ -393,6 +393,8 @@ Proof. now intros -> ?. Qed. Instance unit_equiv : Equiv unit := λ _ _, True. Instance unit_equivalence : Equivalence (@equiv unit _). Proof. repeat split. Qed. +Instance unit_leibniz : LeibnizEquiv unit. +Proof. intros [] []; reflexivity. Qed. Instance unit_inhabited: Inhabited unit := populate (). (** ** Products *) -- GitLab