]> matita.cs.unibo.it Git - helm.git/blobdiff - matita/matita/contribs/lambdadelta/basic_2/computation/lsubc_drops.ma
notational change of lift, drop, and gget
[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / computation / lsubc_drops.ma
index 3f53eb54d5365a432a428c6cac3303b9ddd3f372..088cd210d403d49e2c047d69c458146bb27f6844 100644 (file)
@@ -20,8 +20,8 @@ include "basic_2/computation/lsubc_drop.ma".
 
 (* Basic_1: was: csubc_drop1_conf_rev *)
 lemma drops_lsubc_trans: ∀RR,RS,RP. gcp RR RS RP →
-                         â\88\80G,L1,K1,des. â\87©*[Ⓕ, des] L1 ≡ K1 → ∀K2. G ⊢ K1 ⫃[RP] K2 →
-                         â\88\83â\88\83L2. G â\8a¢ L1 â«\83[RP] L2 & â\87©*[Ⓕ, des] L2 ≡ K2.
+                         â\88\80G,L1,K1,des. â¬\87*[Ⓕ, des] L1 ≡ K1 → ∀K2. G ⊢ K1 ⫃[RP] K2 →
+                         â\88\83â\88\83L2. G â\8a¢ L1 â«\83[RP] L2 & â¬\87*[Ⓕ, des] L2 ≡ K2.
 #RR #RS #RP #Hgcp #G #L1 #K1 #des #H elim H -L1 -K1 -des
 [ /2 width=3 by drops_nil, ex2_intro/
 | #L1 #L #K1 #des #d #e #_ #HLK1 #IHL #K2 #HK12