X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Farith%2Fnat_le_plus.ma;h=bbca72f279d9499fd8cf33d4c48f5532acb8c7f1;hp=37a0efbb26fce546a71865277c72153b6c7e893e;hb=21de0d35017656c5a55528390b54b0b2ae395b44;hpb=68e028d053806177e218ee1a5f8778d3011bef83

diff --git a/matita/matita/contribs/lambdadelta/ground/arith/nat_le_plus.ma b/matita/matita/contribs/lambdadelta/ground/arith/nat_le_plus.ma
index 37a0efbb2..bbca72f27 100644
--- a/matita/matita/contribs/lambdadelta/ground/arith/nat_le_plus.ma
+++ b/matita/matita/contribs/lambdadelta/ground/arith/nat_le_plus.ma
@@ -61,7 +61,7 @@ lemma nle_inv_plus_zero (m) (n): m + n ≤ 𝟎 → ∧∧ 𝟎 = m & 𝟎 = n.
 
 (*** le_plus_to_le_r *)
 lemma nle_inv_plus_bi_dx (o) (m) (n): n + o ≤ m + o → n ≤ m.
-#o @(nat_ind … o) -o /3 width=1 by nle_inv_succ_bi/
+#o @(nat_ind_succ … o) -o /3 width=1 by nle_inv_succ_bi/
 qed-.
 
 (*** le_plus_to_le *)