Seminário Análise Funcional e Aplicações 

29/06/2007, 14:00 — 15:00 — Sala P3.10, Pavilhão de Matemática
Ilya Spitkovsky, College of William and Mary, Williamsburg, Virginia, USA

Spectra of some Toeplitz operators with almost periodic matrix symbols

We will discuss the current state of the factorization problem for almost periodic matrix functions and the consequences it has for the spectral theory of related Toeplitz operators. Some open problems will be presented as well.