{"version":"1.0","provider_name":"Matem\u00e1ticas y sus fronteras","provider_url":"https:\/\/www.madrimasd.org\/blogs\/matematicas","author_name":"Matem\u00e1ticas y sus fronteras","author_url":"https:\/\/www.madrimasd.org\/blogs\/matematicas\/author\/matematicas","title":"Empaquetando esferas - Matem\u00e1ticas y sus fronteras","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"WCNM4T302l\"><a href=\"https:\/\/www.madrimasd.org\/blogs\/matematicas\/2026\/02\/14\/151131\">Empaquetando esferas<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.madrimasd.org\/blogs\/matematicas\/2026\/02\/14\/151131\/embed#?secret=WCNM4T302l\" width=\"600\" height=\"338\" title=\"\u00abEmpaquetando esferas\u00bb \u2014 Matem\u00e1ticas y sus fronteras\" data-secret=\"WCNM4T302l\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(c,d){\"use strict\";var e=!1,o=!1;if(d.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(\/[^a-zA-Z0-9]\/.test(t.secret));else{for(var r,s,a,i=d.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),n=d.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),o=new RegExp(\"^https?:$\",\"i\"),l=0;l<n.length;l++)n[l].style.display=\"none\";for(l=0;l<i.length;l++)if(r=i[l],e.source!==r.contentWindow);else{if(r.removeAttribute(\"style\"),\"height\"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if(\"link\"===t.message)if(s=d.createElement(\"a\"),a=d.createElement(\"a\"),s.href=r.getAttribute(\"src\"),a.href=t.value,!o.test(a.protocol));else if(a.host===s.host)if(d.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener(\"message\",c.wp.receiveEmbedMessage,!1),d.addEventListener(\"DOMContentLoaded\",t,!1),c.addEventListener(\"load\",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf(\"MSIE 10\"),a=!!navigator.userAgent.match(\/Trident.*rv:11\\.\/),i=d.querySelectorAll(\"iframe.wp-embedded-content\"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute(\"data-secret\")))r=Math.random().toString(36).substr(2,10),t.src+=\"#?secret=\"+r,t.setAttribute(\"data-secret\",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute(\"security\"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:\"ready\",secret:r},\"*\")}}}}(window,document);\n<\/script>\n","description":"En su ensayo Strena seu de nive sex\u00e1ngula (El copo de nieve de seis \u00e1ngulos), Johannes Kepler plante\u00f3 su famosa conjetura de empaquetamiento, resuelta 300 a\u00f1os despu\u00e9s por Thomas Hales. A\u00f1os antes, Kepler hab\u00eda compartido correspondencia con el astr\u00f3nomo y matem\u00e1tico ingl\u00e9s Thomas Harriot acerca de la manera \u00f3ptima de apilar balas de ca\u00f1\u00f3n en la cubierta de un buque. Sir Walter Raleigh, de qui\u00e9n Harriot fue ayudante, le hab\u00eda planteado la cuesti\u00f3n cuando estaban planificando una expedici\u00f3n en 1585 rumbo a Virginia, a fin de establecer all\u00ed la primera colonia brit\u00e1nica. La conjetura de Kepler establece que la mejor\u2026","thumbnail_url":"https:\/\/www.madrimasd.org\/blogs\/matematicas\/files\/2026\/02\/JKepler.jpg"}