{"width":"100%","author_url":"https://blog.hatena.ne.jp/seinzumtode/","author_name":"seinzumtode","version":"1.0","title":"\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb\u6d41\u308c\u306e\u4e2d\u306b\u7f6e\u304b\u308c\u305f\u30c0\u30d6\u30ec\u30c3\u30c8","type":"rich","published":"2016-11-16 11:51:13","provider_name":"Hatena Blog","description":"function potential_doublet clear all; close all; x=-2:0.1:2; y=-2:0.1:2; [X,Y] = meshgrid(x,y); k=1.0; Phi = k*X./(X.^2+Y.^2); Psi = -k*Y./(X.^2+Y.^2); contour(X,Y,Phi,50,'LineColor','red'); hold on; contour(X,Y,Psi,50,'LineColor','blue'); end","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fseinzumtode.hatenadiary.jp%2Fentry%2F20161116%2F1479264673\" title=\"\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb\u6d41\u308c\u306e\u4e2d\u306b\u7f6e\u304b\u308c\u305f\u30c0\u30d6\u30ec\u30c3\u30c8 - how to code something\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"how to code something","url":"https://seinzumtode.hatenadiary.jp/entry/20161116/1479264673","blog_url":"https://seinzumtode.hatenadiary.jp/","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/seinzumtode/20161116/20161116115046.png","provider_url":"https://hatena.blog","categories":["\u8a08\u7b97\u529b\u5b66","MATLAB"],"height":"190"}