view Paper/src/agda-pattern.agda @ 1:a72446879486

Init paper
author soto <soto@cr.ie.u-ryukyu.ac.jp>
date Thu, 12 Jan 2023 20:28:50 +0900
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_-_ : Nat → Nat → Nat
n     - zero = n
zero  - suc m = zero
suc n - suc m = n - m