update in basic_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_1 / subst0 / fwd.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_1/subst0/fwd.ma b/matita/matita/contribs/lambdadelta/basic_1/subst0/fwd.ma
index 5af139ab0ac45a3ff2bfb976a458cc05e9142830..930835ccb1ce023b0379f0c477bee730791b84a0 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_1/subst0/fwd.ma
+++ b/matita/matita/contribs/lambdadelta/basic_1/subst0/fwd.ma
@@ -18,7 +18,7 @@ include "basic_1/subst0/defs.ma".
 
 include "basic_1/lift/fwd.ma".
 
-implied let rec subst0_ind (P: (nat \to (T \to (T \to (T \to Prop))))) (f: 
+implied rec lemma subst0_ind (P: (nat \to (T \to (T \to (T \to Prop))))) (f: 
 (\forall (v: T).(\forall (i: nat).(P i v (TLRef i) (lift (S i) O v))))) (f0: 
 (\forall (v: T).(\forall (u2: T).(\forall (u1: T).(\forall (i: nat).((subst0 
 i v u1 u2) \to ((P i v u1 u2) \to (\forall (t: T).(\forall (k: K).(P i v