From ff5454812f9e2720bd90c3a5437505644f63b487 Mon Sep 17 00:00:00 2001
From: Josh Chen
Date: Fri, 31 Jul 2020 14:56:24 +0200
Subject: (FEAT) Term elaboration of assumption and goal statements.   .
 spartan/core/goals.ML   . spartan/core/elaboration.ML   .
 spartan/core/elaborated_statement.ML

(FEAT) More context tacticals and search tacticals.
  . spartan/core/context_tactical.ML

(FEAT) Improved subgoal focus.
  Moves fully elaborated assumptions into the context (MINOR INCOMPATIBILITY).
  . spartan/core/focus.ML

(FIX) Normalize facts in order to be able to resolve properly.
  . spartan/core/typechecking.ML

(MAIN) New definitions.
(MAIN) Renamed theories and theorems.
(MAIN) Refactor theories to fit new features.
---
 hott/More_Nat.thy | 43 -------------------------------------------
 1 file changed, 43 deletions(-)
 delete mode 100644 hott/More_Nat.thy

(limited to 'hott/More_Nat.thy')

diff --git a/hott/More_Nat.thy b/hott/More_Nat.thy
deleted file mode 100644
index 59c8d54..0000000
--- a/hott/More_Nat.thy
+++ /dev/null
@@ -1,43 +0,0 @@
-theory More_Nat
-imports Nat Spartan.More_Types
-
-begin
-
-section \<open>Equality on Nat\<close>
-
-text \<open>Via the encode-decode method.\<close>
-
-context begin
-
-Lemma (derive) eq: shows "Nat \<rightarrow> Nat \<rightarrow> U O"
-  apply intro focus vars m apply elim
-    \<comment> \<open>m \<equiv> 0\<close>
-    apply intro focus vars n apply elim
-      \<guillemotright> by (rule TopF) \<comment> \<open>n \<equiv> 0\<close>
-      \<guillemotright> by (rule BotF) \<comment> \<open>n \<equiv> suc _\<close>
-      \<guillemotright> by (rule Ui_in_USi)
-    done
-    \<comment> \<open>m \<equiv> suc k\<close>
-    apply intro focus vars k k_eq n apply (elim n)
-      \<guillemotright> by (rule BotF) \<comment> \<open>n \<equiv> 0\<close>
-      \<guillemotright> prems vars l proof - show "k_eq l: U O" by typechk qed
-      \<guillemotright> by (rule Ui_in_USi)
-    done
-    by (rule Ui_in_USi)
-  done
-
-text \<open>
-\<^term>\<open>eq\<close> is defined by
-  eq 0 0 \<equiv> \<top>
-  eq 0 (suc k) \<equiv> \<bottom>
-  eq (suc k) 0 \<equiv> \<bottom>
-  eq (suc k) (suc l) \<equiv> eq k l
-\<close>
-
-
-
-
-end
-
-
-end
-- 
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