(* *)
(**************************************************************************)
-include "basic_2/static/fsle_drops.ma".
-include "basic_2/static/rex_fsle.ma".
+include "static_2/static/fsle_drops.ma".
+include "static_2/static/rex_fsle.ma".
include "basic_2/rt_transition/rpx_length.ma".
+include "basic_2/rt_transition/rpx_drops.ma".
include "basic_2/rt_transition/rpx_fqup.ma".
(* UNBOUND PARALLEL RT-TRANSITION FOR REFERRED LOCAL ENVIRONMENTS ***********)
[ #V1 #T1 #HV01 #HT01 #H destruct
lapply (rpx_fwd_length … HV0) #H0
/4 width=6 by fsle_bind_eq, fsle_fwd_pair_sn/
- | #T #HT #HXT #H1 #H2 destruct
+ | #T #H2T0 #HTX #H1 #H2 destruct
+ lapply (rpx_inv_lifts_bi … HT0 (Ⓣ) … H2T0) -HT0 [6:|*: /3 width=2 by drops_refl, drops_drop/ ] #HT
lapply (rpx_fwd_length … HV0) #H0
- /3 width=8 by fsle_inv_lifts_sn/
+ /5 width=6 by fsle_bind_dx_dx, fsle_lifts_dx, fqup_zeta/
]
| #I #V0 #X0 #HG #HL #HT #X #HX #Y #HY destruct
elim (rex_inv_flat … HY) -HY #HV0 #HX0