{"version":"1.0","provider_name":"\u00c9tienne Ghys","provider_url":"https:\/\/perso.ens-lyon.fr\/ghys","author_name":"ghys","author_url":"https:\/\/perso.ens-lyon.fr\/ghys\/author\/ghys\/","title":"Une certaine id\u00e9e des le\u00e7ons de math\u00e9matiques - \u00c9tienne Ghys","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"z4hJbSQLep\"><a href=\"https:\/\/perso.ens-lyon.fr\/ghys\/2019\/04\/15\/une-certaine-idee-des-lecons-de-mathematiques\/\">Une certaine id\u00e9e des le\u00e7ons de math\u00e9matiques<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/perso.ens-lyon.fr\/ghys\/2019\/04\/15\/une-certaine-idee-des-lecons-de-mathematiques\/embed\/#?secret=z4hJbSQLep\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Une certaine id\u00e9e des le\u00e7ons de math\u00e9matiques\u00a0\u00bb &#8212; \u00c9tienne Ghys\" data-secret=\"z4hJbSQLep\" 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<\/script>\n","description":"https:\/\/www.lemonde.fr\/sciences\/article\/2019\/04\/15\/une-certaine-idee-des-lecons-de-mathematiques_5450426_1650684.html Dans sa chronique, Etienne Ghys nous emm\u00e8ne aux challenges organis\u00e9s par l\u2019association MATh.en.JEANS, destin\u00e9s aux \u00e9l\u00e8ves de tous les niveaux scolaires. Une belle fa\u00e7on de donner le go\u00fbt des maths. \u00ab&nbsp;Carte blanche&nbsp;\u00bb. La saison 2018-2019 de l\u2019association MATh.en.JEANS se termine. Depuis le mois de mars, dix congr\u00e8s math\u00e9matiques ont eu lieu un peu partout &hellip; Continuer la lecture de &rarr;"}