X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcsx_fdeq.ma;h=2ffd57655680a9b11218018784123d9dc61487cc;hp=7c58163b38b2d3e837e5568089cdc3e7c061a82f;hb=4173283e148199871d787c53c0301891deb90713;hpb=a67fc50ccfda64377e2c94c18c3a0d9265f651db diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fdeq.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fdeq.ma index 7c58163b3..2ffd57655 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fdeq.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fdeq.ma @@ -17,10 +17,10 @@ include "basic_2/rt_computation/csx_rdeq.ma". (* STRONGLY NORMALIZING TERMS FOR UNBOUND PARALLEL RT-TRANSITION ************) -(* Properties with degree-based equivalence for closures ********************) +(* Properties with sort-irrelevant equivalence for closures *****************) -lemma csx_fdeq_conf: ∀h,o,G1,L1,T1. ⦃G1, L1⦄ ⊢ ⬈*[h, o] 𝐒⦃T1⦄ → - ∀G2,L2,T2. ⦃G1, L1, T1⦄ ≛[h, o] ⦃G2, L2, T2⦄ → ⦃G2, L2⦄ ⊢ ⬈*[h, o] 𝐒⦃T2⦄. -#h #o #G1 #L1 #T1 #HT1 #G2 #L2 #T2 * -G2 -L2 -T2 +lemma csx_fdeq_conf: ∀h,G1,L1,T1. ⦃G1, L1⦄ ⊢ ⬈*[h] 𝐒⦃T1⦄ → + ∀G2,L2,T2. ⦃G1, L1, T1⦄ ≛ ⦃G2, L2, T2⦄ → ⦃G2, L2⦄ ⊢ ⬈*[h] 𝐒⦃T2⦄. +#h #G1 #L1 #T1 #HT1 #G2 #L2 #T2 * -G2 -L2 -T2 /3 width=3 by csx_rdeq_conf, csx_tdeq_trans/ qed-.