{"blog_url":"https://maxima.hatenablog.jp/","provider_url":"https://hatena.blog","published":"2024-11-06 23:10:10","author_url":"https://blog.hatena.ne.jp/jurupapa/","version":"1.0","categories":["\u6570\u5b66"],"type":"rich","description":"Mathematics in Lean4\u3092\u8aad\u3093\u3067\u3044\u307e\u3059\u3002\u7b2c7\u7ae01\u7bc0\u3067\u74b0\u306e\u5b9a\u7fa9\u306e\u3042\u305f\u308a\u3092\u52c9\u5f37\u3057\u3066\u3044\u307e\u3059\u3002\u524d\u56de\u306f\u534a\u7fa4\u3001\u30e2\u30ce\u30a4\u30c9\u3001\u7fa4\u306a\u3069\u3092\u5b9a\u7fa9\u3057\u3001\u307e\u305f\u74b0\u306e\u5b9a\u7fa9\u306b\u5099\u3048\u3066\u3001\u4e57\u6cd5\u30e2\u30ce\u30a4\u30c9\u306e\u6027\u8cea\u3092\u52a0\u6cd5\u7fa4\u306b\u81ea\u52d5\u5909\u63db\u3059\u308b\u65b9\u6cd5\u306a\u3069\u3082\u8aac\u660e\u3057\u307e\u3057\u305f\u3002 \u3053\u3053\u307e\u3067\u304f\u308c\u3070\u74b0\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 class Ring\u2083 (R : Type) extends AddGroup\u2083 R, Monoid\u2083 R, MulZeroClass R where /-- Multiplication is left distributive over addition -/ left_distrib : \u2200 a b c : R, a *\u2026","author_name":"jurupapa","provider_name":"Hatena Blog","blog_title":"Maxima \u3067\u7db4\u308b\u6570\u5b66\u306e\u65c5","title":"-\u6570\u5b66- Lean4\u306e\u304a\u52c9\u5f37\u3000\u74b0\u3092\u5b9a\u7fa9\u3059\u308b","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/j/jurupapa/20241004/20241004131829.jpg","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmaxima.hatenablog.jp%2Fentry%2F2024%2F11%2F06%2F231010\" title=\"-\u6570\u5b66- Lean4\u306e\u304a\u52c9\u5f37\u3000\u74b0\u3092\u5b9a\u7fa9\u3059\u308b - Maxima \u3067\u7db4\u308b\u6570\u5b66\u306e\u65c5\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://maxima.hatenablog.jp/entry/2024/11/06/231010","height":"190"}