{"author_url":"https://blog.hatena.ne.jp/takeshou/","provider_url":"https://hatena.blog","type":"rich","image_url":null,"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftakeshou.hatenadiary.jp%2Fentry%2F20131120%2F1384880409\" title=\"2013\u5e7411\u670819\u65e5\u306e\u3064\u3076\u3084\u304d - \u307c\u3084\u304b\u306a\u3044\u3064\u3082\u308a\u306e\u30e1\u30e2\uff08\u30d6\u30ed\u30b0 Ver\uff09\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://takeshou.hatenadiary.jp/","url":"https://takeshou.hatenadiary.jp/entry/20131120/1384880409","width":"100%","description":"@takeshou: RT @MinatoNakazawa: R\u3067fg<-function(x,y)sqrt(abs(x))+y*sqrt(5-x^2);s<-sqrt(5-1E-15);curve(fg(x,1),-s,s,ylim=c(-2,3),col=6);curve(fg(x,-1),-\u20262013-11-19 16:32:48 via Twitter Web Client","blog_title":"\u307c\u3084\u304b\u306a\u3044\u3064\u3082\u308a\u306e\u30e1\u30e2\uff08\u30d6\u30ed\u30b0 Ver\uff09","title":"2013\u5e7411\u670819\u65e5\u306e\u3064\u3076\u3084\u304d","provider_name":"Hatena Blog","author_name":"takeshou","published":"2013-11-20 02:00:09","categories":["twitter"],"height":"190"}