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  <blog_title>PS</blog_title>
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  <categories>
    <anon>圏論</anon>
    <anon>Monad</anon>
    <anon>Haskell</anon>
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  <description>Free monad Free monads are free - PSにより Free functor Free functor object - PSにより Operational monad とすると、Composition of adjunctions - PSにより は、discrete diagram から作った一番シンプルなmonad。 参考文献 Adjoint functors - Wikipedia, the free encyclopedia</description>
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  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2014-07-10 01:00:00</published>
  <title>Operational monad</title>
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