X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fgrammar%2Fcl_weight.ma;h=5fb0671c284e1cd188f01368d76837352878580e;hb=ad3ca38634cfae29e8c26d0ab23cb466407eca5e;hp=d7c923dd494274a4e539b21477579c2df841083d;hpb=1e414c3226307112e8289e014e2941479df7c663;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/grammar/cl_weight.ma b/matita/matita/contribs/lambdadelta/basic_2/grammar/cl_weight.ma
index d7c923dd4..5fb0671c2 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/grammar/cl_weight.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/grammar/cl_weight.ma
@@ -26,7 +26,7 @@ interpretation "weight (closure)" 'Weight G L T = (fw G L T).
 (* Basic properties *********************************************************)
 
 (* Basic_1: was: flt_shift *)
-lemma fw_shift: ∀a,I,G,K,V,T. ♯{G, K.ⓑ{I}V, T} < ♯{G, K, ⓑ{a,I}V.T}.
+lemma fw_shift: ∀p,I,G,K,V,T. ♯{G, K.ⓑ{I}V, T} < ♯{G, K, ⓑ{p,I}V.T}.
 normalize //
 qed.