Als nächstes

AlgTop13: More applications of winding numbers

9 Ansichten· 06 Sep 2019
southwales
southwales
5 subscribers
0

We define the degree of a function from the circle to the circle, and use that to show that there is no retraction from the disk to the circle, the Brouwer fixed point theorem, and a Lemma of Borsuk.

This is the 13th lecture of this beginner's course in Algebraic Topology, given by Assoc Prof N J Wildberger at UNSW.

Zeig mehr
100% online learning from the world's best universities, organisations and Instructors

 0 Bemerkungen sort   Sortiere nach


Als nächstes