2022. 11. 08. 14:30
BME building F, 2nd floor, lecture hall 13
Géza Tóth (Rényi/BME)
I talk about four important topics in combinatorial geometry, sphere packings, the Erdős-Szekeres theorem, string graphs, and crossing numbers of graphs. In each of them there were some breakthrough results recently, but there are still many open problems.