Joe Baine will give the Seminar’s seventh talk in Semester 2 tomorrow afternoon on Zoom. Please find the details below. Anyone desiring to attend the talk or join the mailing list is warmly invited to get in touch: ciappara@maths.usyd.edu.au. Title: The Thom isomorphism Abstract: In this talk we will introduce the Thom space associated to a vector bundle, explain the Thom isomorphism, and (time permitting) introduce the Gysin sequence. Time and date: 4 pm Thursday 22 October Seminar website: https://www.maths.usyd.edu.au/u/ciappara/SAS.html