Mercurial > hg > Papers > 2020 > soto-midterm

diff src/agda-pattern.agda @ 1:73127e0ab57c

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author soto@cr.ie.u-ryukyu.ac.jp
date Tue, 08 Sep 2020 18:38:08 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/agda-pattern.agda	Tue Sep 08 18:38:08 2020 +0900
@@ -0,0 +1,4 @@
+_-_ : Nat → Nat → Nat
+n     - zero = n
+zero  - suc m = zero
+suc n - suc m = n - m