The Paulsen problem in frame theory

23.01.2019 11:30 - 13:00

Antonela Tuka and Lisa Vacik

Abstract:

Given a finite set of vectors in a finite dimensional Hilbert space, the Paulsen problem asks for the equal norm tight frame that is closest to these vectors. Some old and a few recent results are discussed. 

Organiser:

KH. Gröchenig

Location:

SR 8, 2. OG, OMP 1