X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Flibrary%2Fnat%2Fneper.ma;h=f5847033ab0305660fff7faa26f2a2852811e41f;hb=b3f75a04f7516037a1c3dc0735ed17720663356c;hp=8da13d9ab08e7fdbb4d7f165e75394eb69af15b4;hpb=bba3b7f83610c3babb797e8ce1e844a560303295;p=helm.git

diff --git a/helm/software/matita/library/nat/neper.ma b/helm/software/matita/library/nat/neper.ma
index 8da13d9ab..f5847033a 100644
--- a/helm/software/matita/library/nat/neper.ma
+++ b/helm/software/matita/library/nat/neper.ma
@@ -280,7 +280,7 @@ rewrite > lt_O_to_div_times
      assumption
     |apply lt_exp_Sn_n_SSSO
     ]
-  |apply (O_lt_times_to_O_lt ? n2).
+  |apply (O_lt_times_to_O_lt ? n1).
    rewrite < H2.
    assumption
   ]