[ -HT1 #V0 #Y #HLV0 #H #H0 destruct
elim (cpx_inv_abst1 … H) -H #W0 #T0 #HLW0 #HLT0 #H destruct
@IHT1 -IHT1 [4: // | skip |3: #H destruct /2 width=1 by/ ] -H2
[ -HT1 #V0 #Y #HLV0 #H #H0 destruct
elim (cpx_inv_abst1 … H) -H #W0 #T0 #HLW0 #HLT0 #H destruct
@IHT1 -IHT1 [4: // | skip |3: #H destruct /2 width=1 by/ ] -H2
| -IHT1 -H2 #b #V0 #W0 #W2 #T0 #T2 #HLV0 #HLW02 #HLT02 #H1 #H3 destruct
lapply (lsubr_cpx_trans … HLT02 (L.ⓓⓝW0.V) ?) -HLT02
| -IHT1 -H2 #b #V0 #W0 #W2 #T0 #T2 #HLV0 #HLW02 #HLT02 #H1 #H3 destruct
lapply (lsubr_cpx_trans … HLT02 (L.ⓓⓝW0.V) ?) -HLT02
- /4 width=5 by csx_cpx_trans, cpx_bind, cpx_flat, lsubr_abst/
+ /4 width=5 by csx_cpx_trans, cpx_bind, cpx_flat, lsubr_beta/