{"version":"1.0","provider_name":"Wiskunst","provider_url":"https:\/\/wiskunst.nl","author_name":"admin","author_url":"https:\/\/wiskunst.nl\/index.php\/author\/info_9if6r5yt\/","title":"Tuppers formule - Wiskunst","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"zP5lblmyPP\"><a href=\"https:\/\/wiskunst.nl\/index.php\/wiskunde-is-leuk\/nieuwe-artikelen\/artikel-00-0f\/tuppers-formule\/\">Tuppers formule<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/wiskunst.nl\/index.php\/wiskunde-is-leuk\/nieuwe-artikelen\/artikel-00-0f\/tuppers-formule\/embed\/#?secret=zP5lblmyPP\" width=\"600\" height=\"338\" title=\"&#8220;Tuppers formule&#8221; &#8212; Wiskunst\" data-secret=\"zP5lblmyPP\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/wiskunst.nl\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Inleiding In dit artikel gaan we in op de formule van Tupper die in het Engels Tuppers Self-referential Formula (Tsrf) heet. En de Engelse naam verklaart veel. Met de formule van Tupper is het mogelijk om deze formule zelf te plotten. Met andere woorden de formule plot zichzelf! We gaan kijken hoe deze formule eruit [&hellip;]","thumbnail_url":"https:\/\/wiskunst.nl\/wp-content\/uploads\/2023\/11\/tupper.png"}