X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcsx_gcp.ma;h=716032c859f208b85a488c4782e72033dca7bd39;hb=b4283c079ed7069016b8d924bbc7e08872440829;hp=f5b17093014998fd5c0911584bd04b0268f6efca;hpb=ff612dc35167ec0c145864c9aa8ae5e1ebe20a48;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_gcp.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_gcp.ma
index f5b170930..716032c85 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_gcp.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_gcp.ma
@@ -20,10 +20,10 @@ include "basic_2/rt_computation/csx_drops.ma".
 
 (* Main properties with generic computation properties **********************)
 
-theorem csx_gcp: ∀h,o. gcp (cpx h) (tdeq h o) (csx h o).
-#h #o @mk_gcp
+theorem csx_gcp: ∀h. gcp (cpx h) tdeq (csx h).
+#h @mk_gcp
 [ normalize /3 width=13 by cnx_lifts/
-| #G #L elim (deg_total h o 0) /3 width=8 by cnx_sort_iter, ex_intro/
+| /2 width=4 by cnx_sort/
 | /2 width=8 by csx_lifts/
 | /2 width=3 by csx_fwd_flat_dx/
 ]