Workshop I: Convex Optimization and Algebraic Geometry

September 28 - October 1, 2010

Schedule

All times in this Schedule are Pacific Time (PT)

Tuesday, September 28, 2010

Morning Session

8:30 - 9:15 Check-In/Breakfast (Hosted by IPAM)
9:15 - 9:30 Welcome and Opening Remarks
9:30 - 10:20
Raman Sanyal (University of California, Berkeley (UC Berkeley))

Orbitopes and Theta bodies

10:30 - 11:00 Break
11:00 - 11:50
Grigoriy Blekherman (Virginia Polytechnic Institute and State University)

Nonnegative Polynomials and Sums of Squares.

12:00 - 2:00 Lunch (on your own)

Afternoon Session

2:00 - 2:50
3:00 - 3:15 Break
3:15 - 4:05
Lek-Heng Lim (University of Chicago)

Convexity, secant varieties, and tensor approximations

4:15 - 4:30 Break
4:30 - 5:20
5:30 - 7:30 Reception and Poster Session (Hosted by IPAM)

Wednesday, September 29, 2010

Morning Session

8:30 - 9:30 Continental Breakfast
9:30 - 10:20
Jan Draisma (Technische Universiteit Eindhoven)

Finiteness results for infinite-dimensional varieties
PDF Presentation

10:30 - 11:00 Break
11:00 - 11:50
Bernard Mourrain (Institut National de Recherche en Informatique Automatique (INRIA))

Moment matrices, border bases and real radical

12:00 - 2:00 Lunch (on your own)

Afternoon Session

2:00 - 2:50
Stephanie Wehner (National University of Singapore)

The quantum moment problem
PDF Presentation

3:00 - 3:15 Break
3:15 - 4:05
Dylan Thurston (Barnard College)

Universal Rigidity of Frameworks

4:15 - 4:30 Break
4:30 - 5:20
Jean Lasserre (Université de Toulouse III (Paul Sabatier))

A new look at nonnegativity on closed sets and polynomial optimization
PDF Presentation


Thursday, September 30, 2010

Morning Session

8:30 - 9:30 Continental Breakfast
9:30 - 10:20
10:30 - 11:00 Break
11:00 - 11:50
12:00 - 2:00 Lunch (on your own)

Afternoon Session

2:00 - 2:50
Didier Henrion (Centre National de la Recherche Scientifique (CNRS))

Semidefinite programming for optimizing convex bodies under width constraints
PDF Presentation

3:00 - 3:15 Break
3:15 - 4:05
4:15 - 4:30 Break
4:30 - 5:20

Friday, October 1, 2010

Morning Session

8:30 - 9:30 Continental Breakfast
9:30 - 10:20
Etienne De Klerk (Katholieke Universiteit Brabant (Tilburg University))

On the complexity of computing the handicap of a sufficient matrix
PDF Presentation

10:30 - 11:00 Break
11:00 - 11:50
Petter Branden (University of Stockholm)

Obstructions to determinantal representability
PDF Presentation

12:00 - 2:00 Lunch (on your own)

Afternoon Session

2:00 - 2:50
Victor Vinnikov (Ben Gurion University of the Negev)

 

3:00 - 3:15 Break
3:15 - 4:05
Christine Bachoc (Université de Bordeaux I)

Optimal subsets of Grassmann spaces and applications
PDF Presentation

4:15 - 4:30 Break
4:30 - 5:20
Jiawang Nie (University of California, San Diego (UCSD))

Discriminants and Nonnegative Polynomials