Spring 2021

Feb 11: Sophie Spirkl (Waterloo), ``The Erdos-Hajnal conjecture for graphs with no five-cycle'', abstract , Zoom link, password will be mailed to the seminar mail list.

Feb 18: Michael Krivelevich (Tel Aviv), ``Divisible subdivisions'', abstract , Zoom link, password will be mailed to the seminar mail list.

Feb 25: Zdeněk Dvořák (Charles U., Prague), ``What we (do not) know about sublinear separators'', abstract , Zoom link, password will be mailed to the seminar mail list.

Mar 4: Yuval Wigderson (Stanford), ``Ramsey numbers of sparse digraphs'', abstract , Zoom link and password TBA.

Mar 11: David Conlon (CalTech), ``Subset sums, completeness and colorings'', abstract , Zoom link, password will be mailed to the seminar list.

Mar 18: Stéphan Thomassé (Lyon), ``The factorial gap'', abstract , Zoom link, password will be mailed to the seminar list.

Mar 25: Pawel Rzazewski (Warsaw), ``Faster 3-coloring of graphs with small diameter'', abstract , Zoom link, password will be mailed to the seminar list.

Apr 1: No talk.

Apr 8: Shoham Letzter (UCL), ``Size-Ramsey numbers of powers of tight paths'', abstract , Zoom link, password will be mailed to the seminar list.

Apr 15: Eli Berger (Haifa), ``Cake cutting, balanced hypergraphs and topology'', abstract , Zoom link, password will be mailed to the seminar list.

Apr 22: Rose McCarty (Waterloo), ``Vertex-minors and immersions'', abstract , Zoom link, password will be mailed to the seminar list.

Fall 2020

Sep 9

Sep 16

Sep 23

Sep 30: Lior Gishboliner (ETH Zurich), ``Cycles of many lengths in Hamiltonian graphs'', abstract, Zoom link TBA.

Oct 7

Oct 14

Oct 21 Fall recess

Oct 28

Nov 4

Nov 11

Nov 18

Nov 25 Thanksgiving recess

Dec 2 Talks may be recorded; if you do not want to be recorded you should not attend. For information about the seminar please send email to pds@math.princeton.edu