Buscar
Mostrando ítems 1-1 de 1
Trabajo Fin de Máster
La desigualdad de Von Neumann y la teoría de dilatación
(2018-09)
A famous inequality by von Neumann states that if T is a contraction on a Hilbert space and p is a polynomial, then kp(T)k ≤ sup{|p(z)| : z ∈ C, |z| ≤ 1}. As time went on, this inequality has given rise to a large variety ...