内容简介
Inthequartercenturysincethefirsteditionofthisbookappeared,tremendousdevelopmenthasoccurredinoperatortheoryandthetopicscoveredhere.However,theneweditionremainsunchangedexceptthatseveralmistakesandtypographicalerrorshavebeencorrected.Further,abriefreportonthecurrentstateofthedoubleasterisk,open,problemsisgivenalongwithreferences.NoattemptismadetodescribeotherprogressthathasbeenmadeinthestudyofToeplitzoperatorsandrelatedtopicsnorhasthebibliographybeenupdated.