--- /dev/null
+(**************************************************************************)
+(* ___ *)
+(* ||M|| *)
+(* ||A|| A project by Andrea Asperti *)
+(* ||T|| *)
+(* ||I|| Developers: *)
+(* ||T|| The HELM team. *)
+(* ||A|| http://helm.cs.unibo.it *)
+(* \ / *)
+(* \ / This file is distributed under the terms of the *)
+(* v GNU General Public License Version 2 *)
+(* *)
+(**************************************************************************)
+
+(* This file was automatically generated: do not edit *********************)
+
+include "legacy_1A/coq/defs.ma".
+
+implied lemma False_rect:
+ \forall (P: Type[0]).(False \to P)
+\def
+ \lambda (P: Type[0]).(\lambda (f: False).(match f in False with [])).
+
+implied lemma False_ind:
+ \forall (P: Prop).(False \to P)
+\def
+ \lambda (P: Prop).(False_rect P).
+
+implied lemma land_rect:
+ \forall (A: Prop).(\forall (B: Prop).(\forall (P: Type[0]).(((A \to (B \to
+P))) \to ((land A B) \to P))))
+\def
+ \lambda (A: Prop).(\lambda (B: Prop).(\lambda (P: Type[0]).(\lambda (f: ((A
+\to (B \to P)))).(\lambda (a: (land A B)).(match a with [(conj x x0)
+\Rightarrow (f x x0)]))))).
+
+implied lemma land_ind:
+ \forall (A: Prop).(\forall (B: Prop).(\forall (P: Prop).(((A \to (B \to P)))
+\to ((land A B) \to P))))
+\def
+ \lambda (A: Prop).(\lambda (B: Prop).(\lambda (P: Prop).(land_rect A B P))).
+
+implied lemma or_ind:
+ \forall (A: Prop).(\forall (B: Prop).(\forall (P: Prop).(((A \to P)) \to
+(((B \to P)) \to ((or A B) \to P)))))
+\def
+ \lambda (A: Prop).(\lambda (B: Prop).(\lambda (P: Prop).(\lambda (f: ((A \to
+P))).(\lambda (f0: ((B \to P))).(\lambda (o: (or A B)).(match o with
+[(or_introl x) \Rightarrow (f x) | (or_intror x) \Rightarrow (f0 x)])))))).
+
+implied lemma ex_ind:
+ \forall (A: Type[0]).(\forall (P: ((A \to Prop))).(\forall (P0:
+Prop).(((\forall (x: A).((P x) \to P0))) \to ((ex A P) \to P0))))
+\def
+ \lambda (A: Type[0]).(\lambda (P: ((A \to Prop))).(\lambda (P0:
+Prop).(\lambda (f: ((\forall (x: A).((P x) \to P0)))).(\lambda (e: (ex A
+P)).(match e with [(ex_intro x x0) \Rightarrow (f x x0)]))))).
+
+implied lemma ex2_ind:
+ \forall (A: Type[0]).(\forall (P: ((A \to Prop))).(\forall (Q: ((A \to
+Prop))).(\forall (P0: Prop).(((\forall (x: A).((P x) \to ((Q x) \to P0))))
+\to ((ex2 A P Q) \to P0)))))
+\def
+ \lambda (A: Type[0]).(\lambda (P: ((A \to Prop))).(\lambda (Q: ((A \to
+Prop))).(\lambda (P0: Prop).(\lambda (f: ((\forall (x: A).((P x) \to ((Q x)
+\to P0))))).(\lambda (e: (ex2 A P Q)).(match e with [(ex_intro2 x x0 x1)
+\Rightarrow (f x x0 x1)])))))).
+
+implied lemma eq_rect:
+ \forall (A: Type[0]).(\forall (x: A).(\forall (P: ((A \to Type[0]))).((P x)
+\to (\forall (y: A).((eq A x y) \to (P y))))))
+\def
+ \lambda (A: Type[0]).(\lambda (x: A).(\lambda (P: ((A \to
+Type[0]))).(\lambda (f: (P x)).(\lambda (y: A).(\lambda (e: (eq A x
+y)).(match e with [refl_equal \Rightarrow f])))))).
+
+implied lemma eq_ind:
+ \forall (A: Type[0]).(\forall (x: A).(\forall (P: ((A \to Prop))).((P x) \to
+(\forall (y: A).((eq A x y) \to (P y))))))
+\def
+ \lambda (A: Type[0]).(\lambda (x: A).(\lambda (P: ((A \to Prop))).(eq_rect A
+x P))).
+
+implied rec lemma le_ind (n: nat) (P: (nat \to Prop)) (f: P n) (f0: (\forall
+(m: nat).((le n m) \to ((P m) \to (P (S m)))))) (n0: nat) (l: le n n0) on l:
+P n0 \def match l with [le_n \Rightarrow f | (le_S m l0) \Rightarrow (f0 m l0
+((le_ind n P f f0) m l0))].
+
+implied rec lemma Acc_ind (A: Type[0]) (R: (A \to (A \to Prop))) (P: (A \to
+Prop)) (f: (\forall (x: A).(((\forall (y: A).((R y x) \to (Acc A R y)))) \to
+(((\forall (y: A).((R y x) \to (P y)))) \to (P x))))) (a: A) (a0: Acc A R a)
+on a0: P a \def match a0 with [(Acc_intro x a1) \Rightarrow (f x a1 (\lambda
+(y: A).(\lambda (r0: (R y x)).((Acc_ind A R P f) y (a1 y r0)))))].
+