00825nam0-2200277---450-99000824433040332120051212152902.0000824433FED01000824433(Aleph)000824433FED0100082443320051212d2005----km-y0itay50------baeng--------001yySpectra and Pseudospectrathe Behavior of Nonnormal Matrices and OperatorsLloyd N. Trefethen and Mark Embree1PrincetonPrinceton University Press2005Trefethen,Lloyd N.62458Embree,Mark499296ITUNINARICAUNIMARCBK99000824433040332100 D29235770DETECDETECSpectra and Pseudospectra737152UNINA