{"version":"1.0","provider_name":"Faculty of Science Profiles","provider_url":"https:\/\/www.yorku.ca\/science\/profiles","author_name":"gotcheva","author_url":"https:\/\/www.yorku.ca\/science\/profiles\/author\/gotcheva\/","title":"Walter Tholen - Faculty of Science Profiles","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"iJmvtMfFhD\"><a href=\"https:\/\/www.yorku.ca\/science\/profiles\/faculty\/walter-tholen\/\">Walter Tholen<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.yorku.ca\/science\/profiles\/faculty\/walter-tholen\/embed\/#?secret=iJmvtMfFhD\" width=\"600\" height=\"338\" title=\"&#8220;Walter Tholen&#8221; &#8212; Faculty of Science Profiles\" data-secret=\"iJmvtMfFhD\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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.yorku.ca\/science\/profiles\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"About Walter Tholen received his Ph.D. (Dr. rer. nat.) from the University of M\u00fcnster in 1974 and his Habilitation four years later from Fernuniversit\u00e4t Hagen, Germany. Since 1983 he has been working at ¿ì²¥ÊÓƵ in Toronto, assuming the position of Full Professor in 1988. He chaired the Department of Mathematics and Statistics from 1989 [&hellip;]"}