1.0Imperial College Video Archive Bloghttps://blogs.imperial.ac.uk/videoarchiveColin Grimshawhttps://blogs.imperial.ac.uk/videoarchive/author/cgr/rich600338<blockquote class="wp-embedded-content" data-secret="awlpu9Ggnd"><a href="https://blogs.imperial.ac.uk/videoarchive/mathematics-at-imperial-since-1956/">Mathematics at Imperial since 1956</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://blogs.imperial.ac.uk/videoarchive/mathematics-at-imperial-since-1956/embed/#?secret=awlpu9Ggnd" width="600" height="338" title="“Mathematics at Imperial since 1956” — Imperial College Video Archive Blog" data-secret="awlpu9Ggnd" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !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); //# sourceURL=https://blogs.imperial.ac.uk/videoarchive/wp-includes/js/wp-embed.min.js /* ]]> */ </script> This "Mathematics at Imperial since 1956" presentation by Walter Hayman, was recorded on 29 January 1998 and consists of personal recollections and memories. Hayman joined the college in 1956 and was appointed to a chair of Pure Mathematics. He retired in the 1980's.