| #I #L #K #V #i #HLK #_ * /3 width=6/
| #a * #L #V #T #_ #_ * #B #HV * #A #HA /3 width=2/
| #a #L #V #W #W0 #T #U #l #_ #_ #HVW #HW0 #HTU * #B #HV * #X #HT
- lapply (xprs_aaa h g … HV W0 ?)
- [ /3 width=3 by xprs_strap2, ssta_xpr, cprs_xprs/ ] -W #HW0 (**) (* NTypeChecker failure without trace *)
+ lapply (xprs_aaa h g … HV W0 ?) [ /3 width=3/ ] -W #HW0
lapply (xprs_aaa … HT … HTU) -HTU #H
elim (aaa_inv_abst … H) -H #B0 #A #H1 #HU #H2 destruct
lapply (aaa_mono … H1 … HW0) -W0 #H destruct /3 width=4/
-| #L #W #T #U #l #_ #_ #HTU #HWU * #B #HW * #A #HT
- lapply (aaa_cpcs_mono … HWU … HW A ?) -HWU /2 width=7/ -HTU #H destruct /3 width=3/
+| #L #W #T #U #l #_ #_ #HTU #HUW * #B #HW * #A #HT
+ lapply (aaa_cpcs_mono … HUW A … HW) -HUW /2 width=7/ -HTU #H destruct /3 width=3/
]
qed-.
lemma snv_csn: ∀h,g,L,T. ⦃h, L⦄ ⊩ T :[g] → L ⊢ ⬊* T.
#h #g #L #T #H elim (snv_aaa … H) -H /2 width=2/
-qed.
+qed-.