{"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/n/n9d/20081013/20081013010002.png","published":"2008-10-12 01:00:21","provider_name":"Hatena Blog","title":"maxima\u3067\u7403\u3092\u8868\u793a\u3059\u308b","blog_title":"\u8a08\u7b97\u6a5f\u3068\u622f\u308c\u308b\u65e5\u3005","width":"100%","url":"https://n9d.hatenadiary.org/entry/20081012/1223827221","version":"1.0","author_name":"n9d","description":"maxima\u3067\u7403\u3092\u8868\u793a\u3059\u308b\u306b\u306f\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u4f7f\u3046\u8ffd\u8a18 2008/10/14 11:37:25: \u6b21\u306e\u4e00\u884c\u3067\u304b\u3051\u305f plot3d([cos(x)*cos(y),cos(x)*sin(y),sin(x)],[x,-%pi,%pi],[y,-%pi,%pi]);\u3082\u3068 (%i1) aa1: cos(u)*cos(v)$ (%i2) aa2: cos(u)*sin(v)$ (%i3) aa3: sin(u)$ (%i4) plot3d ([aa1,aa2,aa3],[u,0,%pi*2],[v,0,%pi*2] ,['grid, 60, 60]);","categories":[],"blog_url":"https://n9d.hatenadiary.org/","author_url":"https://blog.hatena.ne.jp/n9d/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fn9d.hatenadiary.org%2Fentry%2F20081012%2F1223827221\" title=\"maxima\u3067\u7403\u3092\u8868\u793a\u3059\u308b - \u8a08\u7b97\u6a5f\u3068\u622f\u308c\u308b\u65e5\u3005\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","height":"190","type":"rich"}