00709nam0-22002651i-450-990001163160403321000116316FED01000116316(Aleph)000116316FED0100011631620000920d1974----km-y0itay50------baengTopics in Operator TheoryProvidence (RI)American Mathematical Society1974Mathematical surveys13Edited by Carl Pearcy515.72ITUNINARICAUNIMARCBK990001163160403321C-46-(136391MA1MA1Topics in Operator Theory345705UNINAING01