view paper/src/Maybe.agda @ 100:ebe838b83ada

Self review
author atton <atton@cr.ie.u-ryukyu.ac.jp>
date Sun, 12 Feb 2017 11:52:20 +0900
parents c0693ad89f04
children
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data Maybe {a} (A : Set a) : Set a where
  just    : (x : A) -> Maybe A
  nothing : Maybe A