{"height":"190","blog_title":"Fight the Future","published":"2008-11-08 09:55:25","url":"https://www.sakatakoichi.com/entry/20081107/1226044525","title":"\u30e2\u30ca\u30c9\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u3044\u304f(19)","blog_url":"https://www.sakatakoichi.com/","image_url":null,"provider_url":"https://hatena.blog","categories":["programming"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.sakatakoichi.com%2Fentry%2F20081107%2F1226044525\" title=\"\u30e2\u30ca\u30c9\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u3044\u304f(19) - Fight the Future\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"jyukutyo","description":"One Div Zero: Monads are Elephants Part 3\u306e\u7ffb\u8a33\u7d9a\u304d\u3002 The First Monad Law: Identity(\u7b2c\u4e00\u306e\u30e2\u30ca\u30c9\u5247\uff1a\u540c\u4e00\u6027) The first and simplest of the monad laws is the monad identity law\u30e2\u30ca\u30c9\u5247\u306e\u6700\u521d\u306e\u3001\u305d\u3057\u3066\u3082\u3063\u3068\u3082\u5358\u7d14\u306a\u6cd5\u5247\u306f\u30e2\u30ca\u30c9\u306e\u540c\u4e00\u6027\u306e\u6cd5\u5247\u3067\u3059\u3002 M1. m flatMap unit \u2261 m // or equivalently M1a. m flatMap {x => unit(x)} \u2261 m Where the connector law connect\u2026","type":"rich","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/jyukutyo/","version":"1.0","width":"100%"}