(* Forward lemmas with proper parallel rst-computation for closures *********)
lemma cpms_tneqx_fwd_fpbg (h) (n):
- â\88\80G,L,T1,T2. â\9dªG,Lâ\9d« ⊢ T1 ➡*[h,n] T2 →
- (T1 â\89\85 T2 â\86\92 â\8a¥) â\86\92 â\9dªG,L,T1â\9d« > â\9dªG,L,T2â\9d«.
+ â\88\80G,L,T1,T2. â\9d¨G,Lâ\9d© ⊢ T1 ➡*[h,n] T2 →
+ (T1 â\89\85 T2 â\86\92 â\8a¥) â\86\92 â\9d¨G,L,T1â\9d© > â\9d¨G,L,T2â\9d©.
/3 width=3 by cpms_fwd_cpxs, cpxs_tneqx_fpbg/ qed-.
lemma fpbg_cpms_trans (h) (n):
- â\88\80G1,G2,L1,L2,T1,T. â\9dªG1,L1,T1â\9d« > â\9dªG2,L2,Tâ\9d« →
- â\88\80T2. â\9dªG2,L2â\9d« â\8a¢ T â\9e¡*[h,n] T2 â\86\92 â\9dªG1,L1,T1â\9d« > â\9dªG2,L2,T2â\9d«.
+ â\88\80G1,G2,L1,L2,T1,T. â\9d¨G1,L1,T1â\9d© > â\9d¨G2,L2,Tâ\9d© →
+ â\88\80T2. â\9d¨G2,L2â\9d© â\8a¢ T â\9e¡*[h,n] T2 â\86\92 â\9d¨G1,L1,T1â\9d© > â\9d¨G2,L2,T2â\9d©.
/3 width=5 by fpbg_fpbs_trans, cpms_fwd_fpbs/ qed-.
lemma cpms_fpbg_trans (h) (n):
- â\88\80G1,L1,T1,T. â\9dªG1,L1â\9d« ⊢ T1 ➡*[h,n] T →
- â\88\80G2,L2,T2. â\9dªG1,L1,Tâ\9d« > â\9dªG2,L2,T2â\9d« â\86\92 â\9dªG1,L1,T1â\9d« > â\9dªG2,L2,T2â\9d«.
+ â\88\80G1,L1,T1,T. â\9d¨G1,L1â\9d© ⊢ T1 ➡*[h,n] T →
+ â\88\80G2,L2,T2. â\9d¨G1,L1,Tâ\9d© > â\9d¨G2,L2,T2â\9d© â\86\92 â\9d¨G1,L1,T1â\9d© > â\9d¨G2,L2,T2â\9d©.
/3 width=5 by fpbs_fpbg_trans, cpms_fwd_fpbs/ qed-.
lemma fqup_cpms_fwd_fpbg (h):
- â\88\80G1,G2,L1,L2,T1,T. â\9dªG1,L1,T1â\9d« â¬\82+ â\9dªG2,L2,Tâ\9d« →
- â\88\80n,T2. â\9dªG2,L2â\9d« â\8a¢ T â\9e¡*[h,n] T2 â\86\92 â\9dªG1,L1,T1â\9d« > â\9dªG2,L2,T2â\9d«.
+ â\88\80G1,G2,L1,L2,T1,T. â\9d¨G1,L1,T1â\9d© â¬\82+ â\9d¨G2,L2,Tâ\9d© →
+ â\88\80n,T2. â\9d¨G2,L2â\9d© â\8a¢ T â\9e¡*[h,n] T2 â\86\92 â\9d¨G1,L1,T1â\9d© > â\9d¨G2,L2,T2â\9d©.
/3 width=5 by cpms_fwd_fpbs, fqup_fpbg, fpbg_fpbs_trans/ qed-.
lemma cpm_tneqx_cpm_cpms_teqx_sym_fwd_fpbg (h) (G) (L) (T1):
- â\88\80n1,T. â\9dªG,Lâ\9d« ⊢ T1 ➡[h,n1] T → (T1 ≅ T → ⊥) →
- â\88\80n2,T2. â\9dªG,Lâ\9d«â\8a¢ T â\9e¡*[h,n2] T2 â\86\92 T1 â\89\85 T2 â\86\92 â\9dªG,L,T1â\9d« > â\9dªG,L,T1â\9d«.
+ â\88\80n1,T. â\9d¨G,Lâ\9d© ⊢ T1 ➡[h,n1] T → (T1 ≅ T → ⊥) →
+ â\88\80n2,T2. â\9d¨G,Lâ\9d©â\8a¢ T â\9e¡*[h,n2] T2 â\86\92 T1 â\89\85 T2 â\86\92 â\9d¨G,L,T1â\9d© > â\9d¨G,L,T1â\9d©.
#h #G #L #T1 #n1 #T #H1T1 #H2T1 #n2 #T2 #H1T2 #H2T12
/4 width=10 by fpbc_fpbs_fpbg, cpms_fwd_fpbs, fpbs_teqg_trans, cpm_fwd_fpbc, teqx_sym/
qed-.