Mercurial > hg > Papers > 2021 > soto-thesis

comparison prepaper/src/zero.agda @ 0:3dba680da508

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init-test
author soto
date Tue, 08 Dec 2020 19:06:49 +0900
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-1:000000000000 0:3dba680da508
1 +zero : { y : ℕ } → y + zero ≡ y
2 +zero {zero} = refl
3 +zero {suc y} = cong suc ( +zero {y} )
4
5 -- cong : ∀ (f : A → B) {x y} → x ≡ y → f x ≡ f y
6 -- cong f refl = refl