From 6857e783fa5cb91f058be322a18fb9ea583f2aad Mon Sep 17 00:00:00 2001
From: Josh Chen
Date: Tue, 18 Sep 2018 11:38:54 +0200
Subject: Overhaul of the theory presentations. New methods in HoTT_Methods.thy
 for handling universes. Commit for release 0.1.0!

---
 Empty.thy | 1 +
 1 file changed, 1 insertion(+)

(limited to 'Empty.thy')

diff --git a/Empty.thy b/Empty.thy
index 3060867..ee11045 100644
--- a/Empty.thy
+++ b/Empty.thy
@@ -20,6 +20,7 @@ where
 
   Empty_elim: "\<lbrakk>a: \<zero>; C: \<zero> \<longrightarrow> U i\<rbrakk> \<Longrightarrow> ind\<^sub>\<zero> a: C a"
 
+lemmas Empty_form [form]
 lemmas Empty_routine [intro] = Empty_form Empty_elim
 
 
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