Research Seminar in Discrete and Computational Geometry

Matya Katz and Shakhar Smorodinsky

 

20011-12, Monday 14:15-15:45 (37/201)


Schedule of talks:

19.12.2011

Subir Ghosh, TIFR, Mumbai

Visibility Graph Theory for Polygons

 

26.12.2011

Subir Ghosh, TIFR, Mumbai

Visibility Graph Theory for Points


2010-11

19.10.2010

Panos Cheilaris, BGU

List coloring for geometric hypergraphs

 

26.10.2010

Marek Sulovský, ETH Zürich

k-facet crossing identities

 

1.11.2010

J. Mark Keil, University of Saskatchewan

Finding empty cubes in any dimension

 

8.11.2010

Eran Nevo, BGU

Simplicial polytopes with few edges

 

15.11.2010

Eitan Bachmat, BGU

Discrete space-time and its applications

 

22.11.2010

Panos Cheilaris, BGU

Unique-maximum and conflict-free coloring for hypergraphs and tree graphs

 

29.11.2010

Boaz Ben-moshe, Ariel University Center

Improving accuracy of GNSS devices in urban canyons

 

20.12.2010

Gila Morgenstern, BGU

Multi cover of a polygon minimizing the sum of areas

 

28.2.2011

Panos Cheilaris, BGU

The potential to improve the choice

 

9.3.2011

Karim Abu-Affash, BGU

The Euclidean Bottleneck Steiner Path Problem

 

14.3.2011

Moti Novick, HUJI

The (1,k)-Separation Problem:  Improving the Upper Bound

 

28.3.2011

Shimon Abravaya, BGU

Maximizing the number of obnoxious facilities to locate within a bounded region

 

11.4.2011

Eli Packer, IBM Research

Finite-Precision Approximation Techniques for Arrangements of Line Segments

 

2.5.2011

Asaf Gil, BGU

A circle packing algorithm

 

16.5.2011

Lilach Chaitman, BGU

Stable Roommates Spanner

 

23.5.2011

Yael Stein, BGU


2009-10

2.11.2009

Panos Cheilaris, BGU

Unique-maximum and conflict-free vertex colorings of graphs

 

9.11.2009

Paz Carmi, BGU

Several open problems concerning geometric networks

 

16.11.2009

Lena Yuditsky, BGU

Polychromatic coloring for geometric hypergraphs

 

30.11.2009

Rom Aschner, BGU

Properties of Symmetric Disk Graphs

 

8.3.2010

Karim Abu-Affash, BGU

Minimum power energy spanners  in wireless ad hoc networks

 

15.3.2010

Panos Hilaris and Lena Yuditsky, BGU

A non-linear lower bound for planar epsilon-nets

 

22.3.2010

Gila Morgenstern, BGU

A generic scheme for obtaining PTASs by simple local search

 

12.4.2010

Nayantara Bhatnagar, Hebrew University

Sampling Contingency Tables with Cell-Bounded Entries

 

3.5.2010

Moshe Rosenfeld, University of Washington

Equiangular lines; equipartite polytopes

 

10.5.2010

Natan Rubin, TAU

Improved bounds for geometric permutations

 

17.5.2010

Rinat Ben Avraham, TAU

The 2-center problem in three dimensions

 

7.6.2010

George Mertzios, (Technion)

Recent results on tolerance graphs

Ignasi Sau, (Technion)

Dynamic programming for graphs on surfaces

 


2008-9

8.12.2008

Shakhar Smorodinsky, BGU

A window to modern combinatorial geometry via epsilon-nets

 

15.12.2008

Matya Katz, BGU

Geometric set cover and discrete piercing of disks

 

22.12.2008

Zvi Lotker, BGU

SINR Diagrams: Towards Algorithmically Usable SINR Models of Wireless Networks

 

29.12.2008

Adi Shraibman, Weizmann Institute

Lower bounds on the multiparty communication complexity of set intersection

 

5.1.2009 - postponed

Shay Solomon, BGU

Shallow, Low, and Light Trees, and Tight Lower Bounds for Euclidean Spanners

 

12.1.2009 - postponed

Boaz Ben-moshe, Ariel University Center

Compressing Geometric Images

 

19.1.2009

Natan Rubin, TAU

Line Transversals and Geometric Permutations

 

26.1.2009

Michael Elkin, BGU

Construction of Progression-Free Sets

 

2.2.2009

Rom Pinchasi, Technion

On some unrelated small results

 

9.2.2009

Micha Sharir, TAU

Improved bounds and new proofs for epsilon-nets

 

16.2.2009

Karim Abu-Affash, BGU

Improved Bounds on the Average Distance to the Fermat-Weber Center of a Convex Object

 

23.2.2009

Shay Solomon, BGU

Shallow, Low, and Light Trees, and Tight Lower Bounds for Euclidean Spanners

 

20.4.2009

Dror Aiger, BGU

Point Pattern Matching – Theory and Practice

 

27.4.2009

Boaz Ben-moshe, Ariel University Center

Compressing Geometric Images

 

4.5.2009

Oded Schwartz, TU Berlin

Colorful Strips

 

11.5.2009

Elad Horev, BGU

Structure and size of graphs without a semi-topological wheel

 

18.5.2009

Open problem session

 

25.5.2009

Hanan Shpungin, BGU

Near Optimal Multicriteria Spanner Constructions in Wireless Ad-Hoc Networks

 

1.6.2009

Roi Krakovski, BGU

Topological Minors in Line Graphs

 

15.6.2009, 17.6.2009, 22.6.2009, 24.6.2009

Joe Mitchell, Stony Brook U. – Mini course on geometric optimization

 

29.6.2009

Adam Sheffer, TAU

Maximal Numbers of Various Types of Non-Crossing Graphs

 

6.7.2009

Gila Morgenstern, BGU

A Scheme for Computing Minimum Covers within Simple Regions

 

13.7.2009

Eric Berberich (TAU and MPI Saarbrücken)

Algebraic Curves and Surfaces, Arrangements, and Applications (in CGAL)