(*** fcla_mono *)
theorem pr_fcla_mono (f):
- â\88\80n1. ð\9d\90\82â\9dªfâ\9d« â\89\98 n1 â\86\92 â\88\80n2. ð\9d\90\82â\9dªfâ\9d« ≘ n2 → n1 = n2.
+ â\88\80n1. ð\9d\90\82â\9d¨fâ\9d© â\89\98 n1 â\86\92 â\88\80n2. ð\9d\90\82â\9d¨fâ\9d© ≘ n2 → n1 = n2.
#f #n #H elim H -f -n
[ /2 width=3 by pr_fcla_inv_isi/
| /3 width=3 by pr_fcla_inv_push/