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Supercyclic Operators
by
Eva A. Gallardo-Gutiérrez
Universidad de Cádiz
A bounded operator T acting on a Hilbert space H is called cyclic if there is a vector x in H such that the linear span of the orbit {Tn x: n >= 0 } is dense in H. If the projective orbit of x, {\lambdaTn x: \lambda in C, n >= 0}, is dense, then T is called supercyclic. We study conditions for an operator to be supercyclic, and provide some examples of supercyclic and non supercyclic operators.
Date received: November 8, 1999
Copyright © 1999 by the author(s). The author(s) of this document and the organizers of the conference have granted their consent to include this abstract in Atlas Conferences Inc. Document # cado-19.