Helly and Tverberg type Theorems

Videos from BIRS Workshop 19w5028

, University of California
- 10:24
Data Classification Algorithms and Tverberg-type theorems
Watch video | Download video: 201910070944-DeLoera.mp4 (87M)
, Sorbonne Université
- 11:48
On a hypersimplicial Van Kampen-Flores theorem
Watch video | Download video: 201910071103-MartinezSandoval.mp4 (141M)
, Universite de Montpellier
- 12:23
On a scissors congruence phenomenon for some polytopes
Watch video | Download video: 201910071200-RamirezAlfonsin.mp4 (45M)
, Carnegie Mellon University
- 15:56
Intersection patterns in good covers.
Watch video | Download video: 201910071515-Frick.mp4 (201M)
, The University of Texas Rio Grande Valley
- 17:12
Helly numbers for crystals and cut-and-project sets.
Watch video | Download video: 201910071630-Garber.mp4 (93M)
, Alfred Renyi Institute of Mathematics
- 10:21
Colorful Helly-type Theorems for Ellipsoids
Watch video | Download video: 201910080947-Naszodi.mp4 (70M)
, Hebei Normal Universtiy
- 11:41
On F-convexity and related problems.
Watch video | Download video: 201910081100-Yuan.mp4 (83M)
, UNAM
- 12:19
Are we afraid of Projective Geometry?
Watch video | Download video: 201910081153-Bracho.mp4 (58M)
, Baruch College
- 16:00
Exact quantitative Helly theorems.
Watch video | Download video: 201910081515-Soberon.mp4 (226M)
, University of Michigan
- 17:12
The geometry and combinatorics of discrete line segment hypergraphs.
Watch video | Download video: 201910081630-Zerbib.mp4 (93M)
, KAIST
- 09:42
Colorful and Fractional Helly theorems.
Watch video | Download video: 201910090902-Holmsen.mp4 (105M)
, Institute of Science and Technology Austria
- 10:20
Bounding Radon's number via Betti numbers.}
Watch video | Download video: 201910090948-Patakova.mp4 (68M)
, IST Austria
- 11:30
Bounding Radon's number via Betti numbers in the plane.
Watch video | Download video: 201910091103-Patak.mp4 (157M)
, Ecole Polytechnique Federale de Lausanne
- 12:27
Geometric intersection patterns and order
Watch video | Download video: 201910091145-Pach.mp4 (289M)
, University of Texas Rio Grande Valley
- 10:29
Borsuk--Ulam type theorem for f--neighbors
Watch video | Download video: 201910100946-Musin.mp4 (252M)
, Charles University in Prague
- 11:46
Embeddings of k-complexes into 2k-manifolds
Watch video | Download video: 201910101100-Tancer.mp4 (468M)
, Universidad Autónoma de Guerrero
- 12:08
Characterizations of the sphere by means of visual cones: an alternative proof of Matsuura's theorem
Watch video | Download video: 201910101157-Amaya.mp4 (65M)
, Universidad Nacional Autónoma de Mexico
- 15:50
On the isometric hypothesis of Banach
Watch video | Download video: 201910101516-Montejano.mp4 (232M)
, Moscow Institute of Physics and Technology
- 17:21
Envy-free division using mapping degree.
Watch video | Download video: 201910101632-Karasev.mp4 (277M)
, ETH Zurich
- 10:37
Bistellar and Edge Flip Graphs of Triangulations in the Plane - Geometry and Connectivity.
Watch video | Download video: 201910110947-Welzl.mp4 (331M)
, Alfred Renyi Institute
- 11:41
Theorems of Helly and Tverberg without dimension
Watch video | Download video: 201910111104-Barany.mp4 (221M)