{"url":"https://markinada.hatenablog.com/entry/2019/03/13/095454","type":"rich","description":"\u30fb\u884c\u5217\u5f0f\u30fb\u30fb\u30fb\u884c\u5217\u306e\u7279\u5fb4\u3092\u8868\u3059\u6307\u6a19\uff08\u5927\u304d\u3055\u307f\u305f\u3044\u306a\u3082\u306e\uff09\u3067\u3001\u6570\uff08\u30b9\u30ab\u30e9\u30fc\uff09\u3067\u8868\u3059\u3002 \u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u884c\u5217\u304c\u3042\u308b\u3068\u3059\u308b\u3002 $$ A = \\begin{bmatrix} a & b \\\\\\ c & d \\end{bmatrix} $$ \u3053\u308c\u3092\u884c\u5217\u5f0f\u3067\u8868\u3059\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308b\u3002 $$ \\left| A \\right| =\\begin{vmatrix} a & b \\\\\\ c & d \\end{vmatrix} = ad - bc $$ \u884c\u5217\u5f0f\u306f\u5e73\u884c\u56db\u8fba\u5f62\u306e\u9762\u7a4d\u3068\u4e00\u81f4\u3059\u308b\u3002 \u884c\u5217\u5f0f \u884c\u5217\u5f0f\u306e\u6c42\u3081\u65b9 \u30fb\u5358\u4f4d\u884c\u5217\u30fb\u30fb\u30fb\u7a4d\u304c\u540c\u3058\u884c\u5217\u306b\u306a\u308b\u884c\u5217 $$ I = \\begin{bmatrix} 1 & 0 & 0\u2026","blog_url":"https://markinada.hatenablog.com/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmarkinada.hatenablog.com%2Fentry%2F2019%2F03%2F13%2F095454\" title=\"\u884c\u5217\u5f0f\u3068\u56fa\u6709\u5024, \u56fa\u6709\u30d9\u30af\u30c8\u30eb (\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u52c9\u5f37 Day2) - MarkInada\u2019s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/MarkInada/","version":"1.0","title":"\u884c\u5217\u5f0f\u3068\u56fa\u6709\u5024, \u56fa\u6709\u30d9\u30af\u30c8\u30eb (\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u52c9\u5f37 Day2)","width":"100%","categories":["AI","\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u52c9\u5f37"],"image_url":"https://chart.apis.google.com/chart?cht=tx&chl=%7B%7D","provider_name":"Hatena Blog","published":"2019-03-13 09:54:54","blog_title":"MarkInada\u2019s blog","author_name":"MarkInada","provider_url":"https://hatena.blog"}