Talk page

Title:
Characterizations of the sphere by means of visual cones: an alternative proof of Matsuura's theorem

Speaker:
Efren Morales Amaya

Link:
http://www.birs.ca/events/2019/5-day-workshops/19w5028/videos/watch/201910101157-Amaya.html

Workshop:
Birs- 19w5028: Helly and Tverberg type Theorems