- exclusion binder in local environments:

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_transition / cpx_drops.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops.ma
index 0d7a97a69fd2f0e4e909fe5219ac00ebb5558dab..0c319c2ea5ed00768cdd47784d673bdb29996c0c 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops.ma
@@ -51,23 +51,25 @@ qed-.
 (* Properties with generic slicing for local environments *******************)
 
 (* Basic_2A1: includes: cpx_lift *)
-lemma cpx_lifts_sn: ∀h,G. d_liftable2_sn (cpx h G).
+lemma cpx_lifts_sn: ∀h,G. d_liftable2_sn … lifts (cpx h G).
 #h #G #K #T1 #T2 * #cT #HT12 #b #f #L #HLK #U1 #HTU1
 elim (cpg_lifts_sn … HT12 … HLK … HTU1) -K -T1
 /3 width=4 by ex2_intro, ex_intro/
 qed-.
 
-lemma cpx_lifts_bi: ∀h,G. d_liftable2_bi (cpx h G).
-/3 width=9 by cpx_lifts_sn, d_liftable2_sn_bi/ qed-.
+lemma cpx_lifts_bi: ∀h,G. d_liftable2_bi … lifts (cpx h G).
+#h #G #K #T1 #T2 * /3 width=10 by cpg_lifts_bi, ex_intro/
+qed-.
 
 (* Inversion lemmas with generic slicing for local environments *************)
 
 (* Basic_2A1: includes: cpx_inv_lift1 *)
-lemma cpx_inv_lifts_sn: ∀h,G. d_deliftable2_sn (cpx h G).
+lemma cpx_inv_lifts_sn: ∀h,G. d_deliftable2_sn … lifts (cpx h G).
 #h #G #L #U1 #U2 * #cU #HU12 #b #f #K #HLK #T1 #HTU1
 elim (cpg_inv_lifts_sn … HU12 … HLK … HTU1) -L -U1
 /3 width=4 by ex2_intro, ex_intro/
 qed-.
 
-lemma cpx_inv_lifts_bi: ∀h,G. d_deliftable2_bi (cpx h G).
-/3 width=9 by cpx_inv_lifts_sn, d_deliftable2_sn_bi/ qed-.
+lemma cpx_inv_lifts_bi: ∀h,G. d_deliftable2_bi …lifts (cpx h G).
+#h #G #L #U1 #U2 * /3 width=10 by cpg_inv_lifts_bi, ex_intro/
+qed-.