-lemma cpms_fwd_cpxs (n) (h): ∀G,L,T1,T2. ❪G,L❫ ⊢ T1 ➡*[n,h] T2 → ❪G,L❫ ⊢ T1 ⬈*[h] T2.
-#n #h #G #L #T1 #T2 #H @(cpms_ind_dx … H) -T2
+lemma cpms_fwd_cpxs (h) (n): ∀G,L,T1,T2. ❪G,L❫ ⊢ T1 ➡*[h,n] T2 → ❪G,L❫ ⊢ T1 ⬈*[h] T2.
+#h #n #G #L #T1 #T2 #H @(cpms_ind_dx … H) -T2