(* Forward lemmas with weight for closures **********************************)
-lemma fquq_fwd_fw: â\88\80b,G1,G2,L1,L2,T1,T2. â¦\83G1,L1,T1â¦\84 â\8a\90⸮[b] ⦃G2,L2,T2⦄ →
+lemma fquq_fwd_fw: â\88\80b,G1,G2,L1,L2,T1,T2. â¦\83G1,L1,T1â¦\84 â¬\82⸮[b] ⦃G2,L2,T2⦄ →
♯{G2,L2,T2} ≤ ♯{G1,L1,T1}.
#b #G1 #G2 #L1 #L2 #T1 #T2 #H elim H -H [2: * ]
/3 width=2 by fqu_fwd_fw, lt_to_le/