view paper/src/three_plus_one.agda @ 78:6f699b37dc55

Add original number count
author Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
date Wed, 18 Feb 2015 12:26:17 +0900
parents 1181b4facaf9
children
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open import Relation.Binary.PropositionalEquality
open import nat
open import nat_add

module three_plus_one where

3+1 : (S (S (S O)))  +  (S O) ≡ (S (S (S (S O))))
3+1 = refl