lemma lsubr_cpx_trans: ∀h,G. lsub_trans … (cpx h G) lsubr.
#h #G #L1 #T1 #T2 * /3 width=4 by lsubr_cpg_trans, ex_intro/
qed-.
lemma lsubr_cpx_trans: ∀h,G. lsub_trans … (cpx h G) lsubr.
#h #G #L1 #T1 #T2 * /3 width=4 by lsubr_cpg_trans, ex_intro/
qed-.