update in basic_2

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

diff --git a/matita/matita/contribs/lambdadelta/basic_1/aprem/fwd.ma b/matita/matita/contribs/lambdadelta/basic_1/aprem/fwd.ma
index 43f3bcec5182994addd1ffb6b0b8ac95a14910f0..3f415a4c1793019c81ecc2b64711547539198ff8 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_1/aprem/fwd.ma
+++ b/matita/matita/contribs/lambdadelta/basic_1/aprem/fwd.ma
@@ -16,7 +16,7 @@
 
 include "basic_1/aprem/defs.ma".
 
-implied let rec aprem_ind (P: (nat \to (A \to (A \to Prop)))) (f: (\forall 
+implied rec lemma aprem_ind (P: (nat \to (A \to (A \to Prop)))) (f: (\forall 
 (a1: A).(\forall (a2: A).(P O (AHead a1 a2) a1)))) (f0: (\forall (a2: 
 A).(\forall (a: A).(\forall (i: nat).((aprem i a2 a) \to ((P i a2 a) \to 
 (\forall (a1: A).(P (S i) (AHead a1 a2) a)))))))) (n: nat) (a: A) (a0: A)