{"type":"rich","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","blog_url":"https://a4.hateblo.jp/","height":"190","author_url":"https://blog.hatena.ne.jp/dai-ig/","categories":["\u6570\u5b66","\u8907\u7d20\u6570","\u6570\u5217"],"width":"100%","title":"\u30aa\u30a4\u30e9\u30fc\u306e\u516c\u5f0f","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa4.hateblo.jp%2Fentry%2F2019%2F02%2F24%2F201231\" title=\"\u30aa\u30a4\u30e9\u30fc\u306e\u516c\u5f0f - A4\u306e\u5b87\u5b99\" 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://a4.hateblo.jp/entry/2019/02/24/201231","image_url":"https://chart.apis.google.com/chart?cht=tx&chl=%5Csin%20x","author_name":"dai-ig","blog_title":"A4\u306e\u5b87\u5b99","published":"2019-02-24 20:12:31","version":"1.0","description":"\u6982\u8981 \u3053\u308c\u307e\u3067\u306b\u3068\u306e\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b\u3092\u5c0e\u51fa\u3057\u3066\u304d\u305f\u3002 \u306e\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b\\begin{eqnarray}\\displaystyle \\sin x=x-\\frac{1}{3!}x^3+\\frac{1}{5!}x^5-\\frac{1}{7!}x^7+\\cdots\\end{eqnarray} \u306e\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b \\begin{eqnarray}\\displaystyle \\cos x=1-\\frac{1}{2!}x^2+\\frac{1}{4!}x^4-\\frac{1}{6!}x^6+\\cdots\\end{eqnarray} \u3053\u308c\u3089\u3092\u7528\u3044\u3066\u30aa\u30a4\u30e9\u30fc\u306e\u516c\u5f0f\u3092\u5c0e\u304f\u3002 \u5c0e\u51fa \u306e\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b \u3053\u308c\u3089\u3092\u7528\u3044\u2026"}