Mercurial > hg > Papers > 2020 > soto-midterm
view src/AgdaStack.agda @ 1:73127e0ab57c
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author | soto@cr.ie.u-ryukyu.ac.jp |
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date | Tue, 08 Sep 2020 18:38:08 +0900 |
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data Element (a : Set) : Set where cons : a -> Maybe (Element a) -> Element a datum : {a : Set} -> Element a -> a datum (cons a _) = a next : {a : Set} -> Element a -> Maybe (Element a) next (cons _ n) = n record SingleLinkedStack (a : Set) : Set where field top : Maybe (Element a)