Seminars
Lecture by Prof. P. Johnstone
Prof. P. Johnstone will give a lecture on Friday 23 at 11:00 in Sala del Consiglio, at the Department of Mathematics and Computer Science. “Toposes as higher-order theories” Abstract. The elementary reformulation of topos theory by Lawvere and Tierney allowed scope for the interpretation not only of first-order but also Read more…