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view Paper/src/agda-pattern.agda.replaced @ 0:14a0e409d574

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author soto <soto@cr.ie.u-ryukyu.ac.jp>
date Sun, 24 Apr 2022 23:13:44 +0900
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_-_ : Nat !$\rightarrow$! Nat !$\rightarrow$! Nat
n     - zero = n
zero  - suc m = zero
suc n - suc m = n - m