Hypercyclic and chaotic semigroups of linear operatorsWork by G. W. supported by the National Science Foundation under Grant No. DMS-9202550. Work by W. D. done within the Spezialforschungsbereich F 003, Optimierung und Kontrolle. Work by W. D. and W. S. supported in part by a SCIENCE project of the European Community
Autores:WILHELM SCHAPPACHER, WOLFGANG DESCH, GLENN F. WEBB