On Polynomially Bounded Operators with Rich Spectrum

Radu Gadidov
1995 Proceedings of the American Mathematical Society  
D. Westood (J. Funct. Anal. 66 (1986) , 96-104) proved that Coocontractions with dominating spectrum are in A«0 . We generalize this result to polynomially bounded operators.
doi:10.2307/2160949 fatcat:2jm7h5h2t5gavcgvcec4p56cgq