{"version":"1.0","provider_name":"MATH&#039;MONDE, le blog d&#039;Herv\u00e9 LEHNING, agr\u00e9g\u00e9 de math\u00e9matiques ","provider_url":"https:\/\/blogs.futura-sciences.com\/lehning","author_name":"MATH&#039;MONDE, le blog d&#039;Herv\u00e9 LEHNING, agr\u00e9g\u00e9 de math\u00e9matiques ","author_url":"https:\/\/blogs.futura-sciences.com\/lehning","title":"Z\u00e9ro est-il un nombre ?, par Herv\u00e9 Lehning","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"2bVo92M24C\"><a href=\"https:\/\/blogs.futura-sciences.com\/lehning\/2020\/01\/20\/zero-est-il-un-nombre\/\">Z\u00e9ro est-il un nombre ?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blogs.futura-sciences.com\/lehning\/2020\/01\/20\/zero-est-il-un-nombre\/embed\/#?secret=2bVo92M24C\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Z\u00e9ro est-il un nombre ?\u00a0\u00bb &#8212; MATH&#039;MONDE, le blog d&#039;Herv\u00e9 LEHNING, agr\u00e9g\u00e9 de math\u00e9matiques \" data-secret=\"2bVo92M24C\" 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","thumbnail_url":"https:\/\/blogs.futura-sciences.com\/lehning\/wp-content\/uploads\/sites\/13\/2019\/11\/zero.png","thumbnail_width":380,"thumbnail_height":380,"description":"Z\u00e9ro est un symbole utile pour \u00e9crire les nombres mais est-il lui-m\u00eame un nombre\u00a0? Si nous restons sur l\u2019id\u00e9e des nombres naturels, la r\u00e9ponse est \u00ab\u00a0non\u00a0\u00bb. Ils sont faits pour compter, et que signifie d\u00e9nombrer l\u2019absence\u00a0? Z\u00e9ro est un \u00eatre troublant. Il n\u2019a \u00e9t\u00e9 accueilli que tardivement dans la communaut\u00e9 des nombres. \u00c0 son introduction, &hellip; Continuer la lecture de  &rarr;"}