{"version":"1.0","provider_name":"ISTE Group","provider_url":"https:\/\/www.istegroup.com\/fr","author_name":"Vincent Cordonnier","author_url":"https:\/\/www.istegroup.com\/fr\/profile\/v-cordonnier\/","title":"Nature, forme et sym\u00e9trie - ISTE Group","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"WN759XoKAJ\"><a href=\"https:\/\/www.istegroup.com\/fr\/produit\/nature-forme-et-symetrie\/\">Nature, forme et sym\u00e9trie<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.istegroup.com\/fr\/produit\/nature-forme-et-symetrie\/embed\/#?secret=WN759XoKAJ\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Nature, forme et sym\u00e9trie\u00a0\u00bb &#8212; ISTE Group\" data-secret=\"WN759XoKAJ\" 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:\/\/www.istegroup.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.istegroup.com\/wp-content\/uploads\/2026\/10\/Nature-forme-et-symetrie_front.jpg","thumbnail_width":671,"thumbnail_height":995,"description":"La Nature (du latin nascor, na\u00eetre) est ce qui fait na\u00eetre les formes que nous observons, souvent caract\u00e9ris\u00e9es par leurs sym\u00e9tries, que les math\u00e9matiques (notamment la th\u00e9orie des groupes) permettent de d\u00e9crire de fa\u00e7on rigoureuse."}