{"width":"100%","author_url":"https://blog.hatena.ne.jp/karoyakani/","title":" Machine Epsilon - Really?","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkaroyakani.hatenadiary.jp%2Fentry%2F20070324%2F1174806695\" title=\" Machine Epsilon - Really? - karoyakani\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>","blog_url":"https://karoyakani.hatenadiary.jp/","description":"Function zeros do not necessarily fall on the discretely desirable points. For example, the Colinear checking function shows a pattern of zeros in yellow, positives in red, and negatives in blue. require 'tk' root = TkRoot.new $canvas = TkCanvas.new(root) { width 400 height 400 } $canvas.pack # EPSI\u2026","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/k/karoyakani/20070324/20070324225309.jpg","published":"2007-03-24 16:11:35","author_name":"karoyakani","provider_name":"Hatena Blog","url":"https://karoyakani.hatenadiary.jp/entry/20070324/1174806695","type":"rich","height":"190","blog_title":"karoyakani\u2019s blog","version":"1.0","categories":["Ruby"],"provider_url":"https://hatena.blog"}