view src/agda-pattern.agda.replaced @ 9:2652bc4fc17f

set src code numbers
author soto@cr.ie.u-ryukyu.ac.jp
date Tue, 15 Sep 2020 02:14:28 +0900
parents 73127e0ab57c
children
line wrap: on
line source

_-_ : Nat @$\rightarrow$@ Nat @$\rightarrow$@ Nat
n     - zero = n
zero  - suc m = zero
suc n - suc m = n - m