(* Constructions with pr_nexts **********************************************)
(*** isdiv_nexts *)
-lemma pr_isd_nexts (n) (f): ð\9d\9b\80â\9dªfâ\9d« â\86\92 ð\9d\9b\80â\9dªâ\86\91*[n]fâ\9d«.
+lemma pr_isd_nexts (n) (f): ð\9d\9b\80â\9d¨fâ\9d© â\86\92 ð\9d\9b\80â\9d¨â\86\91*[n]fâ\9d©.
#n @(nat_ind_succ … n) -n /3 width=3 by pr_isd_next/
qed.
(* Inversions with pr_nexts *************************************************)
(*** isdiv_inv_nexts *)
-lemma pr_isd_inv_nexts (n) (g): ð\9d\9b\80â\9dªâ\86\91*[n]gâ\9d« â\86\92 ð\9d\9b\80â\9dªgâ\9d«.
+lemma pr_isd_inv_nexts (n) (g): ð\9d\9b\80â\9d¨â\86\91*[n]gâ\9d© â\86\92 ð\9d\9b\80â\9d¨gâ\9d©.
#n @(nat_ind_succ … n) -n /3 width=3 by pr_isd_inv_next/
qed-.