X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Ffpbg_lpxs.ma;h=0921a5e123e09f5bed0f2ccb710e942fc92f4cb9;hb=f308429a0fde273605a2330efc63268b4ac36c99;hp=71dcdc50aa5701cb2ef7ed0b01327e1ac687df53;hpb=222044da28742b24584549ba86b1805a87def070;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma index 71dcdc50a..0921a5e12 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma @@ -20,9 +20,9 @@ include "basic_2/rt_computation/fpbg.ma". (* Properties with unbound rt-computation on full local environments ********) (* Basic_2A1: uses: lpxs_fpbg *) -lemma lpxs_rdneq_fpbg: ∀h,o,G,L1,L2,T. ⦃G, L1⦄ ⊢ ⬈*[h] L2 → - (L1 ≛[h, o, T] L2 → ⊥) → ⦃G, L1, T⦄ >[h, o] ⦃G, L2, T⦄. -#h #o #G #L1 #L2 #T #H #H0 +lemma lpxs_rdneq_fpbg: ∀h,G,L1,L2,T. ⦃G,L1⦄ ⊢ ⬈*[h] L2 → + (L1 ≛[T] L2 → ⊥) → ⦃G,L1,T⦄ >[h] ⦃G,L2,T⦄. +#h #G #L1 #L2 #T #H #H0 elim (lpxs_rdneq_inv_step_sn … H … H0) -H -H0 /4 width=7 by fpb_lpx, lpxs_fdeq_fpbs, fdeq_intro_sn, ex2_3_intro/ qed.