X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Ffsb_fpbg.ma;h=0ebebad3aaef9fddce10d502768f9d37a032215d;hp=806180ead0f58ca5a7ea3a381f9d83c00287a098;hb=f308429a0fde273605a2330efc63268b4ac36c99;hpb=87f57ddc367303c33e19c83cd8989cd561f3185b diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_fpbg.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_fpbg.ma index 806180ead..0ebebad3a 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_fpbg.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_fpbg.ma @@ -19,8 +19,8 @@ include "basic_2/rt_computation/fsb_fdeq.ma". (* Properties with parallel rst-computation for closures ********************) -lemma fsb_fpbs_trans: ∀h,G1,L1,T1. ≥[h] 𝐒⦃G1, L1, T1⦄ → - ∀G2,L2,T2. ⦃G1, L1, T1⦄ ≥[h] ⦃G2, L2, T2⦄ → ≥[h] 𝐒⦃G2, L2, T2⦄. +lemma fsb_fpbs_trans: ∀h,G1,L1,T1. ≥[h] 𝐒⦃G1,L1,T1⦄ → + ∀G2,L2,T2. ⦃G1,L1,T1⦄ ≥[h] ⦃G2,L2,T2⦄ → ≥[h] 𝐒⦃G2,L2,T2⦄. #h #G1 #L1 #T1 #H @(fsb_ind_alt … H) -G1 -L1 -T1 #G1 #L1 #T1 #H1 #IH #G2 #L2 #T2 #H12 elim (fpbs_inv_fpbg … H12) -H12 @@ -32,19 +32,19 @@ qed-. (* Properties with proper parallel rst-computation for closures *************) lemma fsb_intro_fpbg: ∀h,G1,L1,T1. ( - ∀G2,L2,T2. ⦃G1, L1, T1⦄ >[h] ⦃G2, L2, T2⦄ → ≥[h] 𝐒⦃G2, L2, T2⦄ - ) → ≥[h] 𝐒⦃G1, L1, T1⦄. + ∀G2,L2,T2. ⦃G1,L1,T1⦄ >[h] ⦃G2,L2,T2⦄ → ≥[h] 𝐒⦃G2,L2,T2⦄ + ) → ≥[h] 𝐒⦃G1,L1,T1⦄. /4 width=1 by fsb_intro, fpb_fpbg/ qed. (* Eliminators with proper parallel rst-computation for closures ************) lemma fsb_ind_fpbg_fpbs: ∀h. ∀Q:relation3 genv lenv term. - (∀G1,L1,T1. ≥[h] 𝐒⦃G1, L1, T1⦄ → - (∀G2,L2,T2. ⦃G1, L1, T1⦄ >[h] ⦃G2, L2, T2⦄ → Q G2 L2 T2) → + (∀G1,L1,T1. ≥[h] 𝐒⦃G1,L1,T1⦄ → + (∀G2,L2,T2. ⦃G1,L1,T1⦄ >[h] ⦃G2,L2,T2⦄ → Q G2 L2 T2) → Q G1 L1 T1 ) → - ∀G1,L1,T1. ≥[h] 𝐒⦃G1, L1, T1⦄ → - ∀G2,L2,T2. ⦃G1, L1, T1⦄ ≥[h] ⦃G2, L2, T2⦄ → Q G2 L2 T2. + ∀G1,L1,T1. ≥[h] 𝐒⦃G1,L1,T1⦄ → + ∀G2,L2,T2. ⦃G1,L1,T1⦄ ≥[h] ⦃G2,L2,T2⦄ → Q G2 L2 T2. #h #Q #IH1 #G1 #L1 #T1 #H @(fsb_ind_alt … H) -G1 -L1 -T1 #G1 #L1 #T1 #H1 #IH #G2 #L2 #T2 #H12 @IH1 -IH1 @@ -56,11 +56,11 @@ lemma fsb_ind_fpbg_fpbs: ∀h. ∀Q:relation3 genv lenv term. qed-. lemma fsb_ind_fpbg: ∀h. ∀Q:relation3 genv lenv term. - (∀G1,L1,T1. ≥[h] 𝐒⦃G1, L1, T1⦄ → - (∀G2,L2,T2. ⦃G1, L1, T1⦄ >[h] ⦃G2, L2, T2⦄ → Q G2 L2 T2) → + (∀G1,L1,T1. ≥[h] 𝐒⦃G1,L1,T1⦄ → + (∀G2,L2,T2. ⦃G1,L1,T1⦄ >[h] ⦃G2,L2,T2⦄ → Q G2 L2 T2) → Q G1 L1 T1 ) → - ∀G1,L1,T1. ≥[h] 𝐒⦃G1, L1, T1⦄ → Q G1 L1 T1. + ∀G1,L1,T1. ≥[h] 𝐒⦃G1,L1,T1⦄ → Q G1 L1 T1. #h #Q #IH #G1 #L1 #T1 #H @(fsb_ind_fpbg_fpbs … H) -H /3 width=1 by/ qed-. @@ -68,7 +68,7 @@ qed-. (* Inversion lemmas with proper parallel rst-computation for closures *******) lemma fsb_fpbg_refl_false (h) (G) (L) (T): - ≥[h] 𝐒⦃G, L, T⦄ → ⦃G, L, T⦄ >[h] ⦃G, L, T⦄ → ⊥. + ≥[h] 𝐒⦃G,L,T⦄ → ⦃G,L,T⦄ >[h] ⦃G,L,T⦄ → ⊥. #h #G #L #T #H @(fsb_ind_fpbg … H) -G -L -T #G1 #L1 #T1 #_ #IH #H /2 width=5 by/