X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fsubstitution%2Ffqu.ma;h=48e230f00845a38d9fbaa9976b256da7be2a6f99;hb=52e675f555f559c047d5449db7fc89a51b977d35;hp=651ca43221e15080fc45c7e001791218213ba37f;hpb=75fac6d60f67a4dfa38ea6c2cc45a18eda5d8996;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma b/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma
index 651ca4322..48e230f00 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma
@@ -14,7 +14,7 @@
 
 include "basic_2/notation/relations/supterm_6.ma".
 include "basic_2/grammar/cl_weight.ma".
-include "basic_2/substitution/ldrop.ma".
+include "basic_2/substitution/drop.ma".
 
 (* SUPCLOSURE ***************************************************************)
 
@@ -40,7 +40,7 @@ lemma fqu_drop_lt: ∀G,L,K,T,U,e. 0 < e →
 qed.
 
 lemma fqu_lref_S_lt: ∀I,G,L,V,i. 0 < i → ⦃G, L.ⓑ{I}V, #i⦄ ⊐ ⦃G, L, #(i-1)⦄.
-/3 width=3 by fqu_drop, ldrop_drop, lift_lref_ge_minus/
+/3 width=3 by fqu_drop, drop_drop, lift_lref_ge_minus/
 qed.
 
 (* Basic forward lemmas *****************************************************)
@@ -48,7 +48,7 @@ qed.
 lemma fqu_fwd_fw: ∀G1,G2,L1,L2,T1,T2. ⦃G1, L1, T1⦄ ⊐ ⦃G2, L2, T2⦄ → ♯{G2, L2, T2} < ♯{G1, L1, T1}.
 #G1 #G2 #L1 #L2 #T1 #T2 #H elim H -G1 -G2 -L1 -L2 -T1 -T2 //
 #G #L #K #T #U #e #HLK #HTU
-lapply (ldrop_fwd_lw_lt … HLK ?) -HLK // #HKL
+lapply (drop_fwd_lw_lt … HLK ?) -HLK // #HKL
 lapply (lift_fwd_tw … HTU) -e #H
 normalize in ⊢ (?%%); /2 width=1 by lt_minus_to_plus/
 qed-.
@@ -58,7 +58,7 @@ fact fqu_fwd_length_lref1_aux: ∀G1,G2,L1,L2,T1,T2. ⦃G1, L1, T1⦄ ⊐ ⦃G2,
 #G1 #G2 #L1 #L2 #T1 #T2 #H elim H -G1 -G2 -L1 -L2 -T1 -T2
 [1: normalize //
 |3: #a
-|5: /2 width=4 by ldrop_fwd_length_lt4/
+|5: /2 width=4 by drop_fwd_length_lt4/
 ] #I #G #L #V #T #j #H destruct
 qed-.