00890nam0 2200265 450 00001751220090311112035.0069111946520081014d2005----km-y0itay50------baengUSy-------001yySpectra and pseudospectrathe behavior of nonnormal matrices and operatorsLloyd N. Trefethen and Mark EmbreePrincetonPrinceton University Pressc2005XVII, 606 p.24 cmAnalisi spettraleOperatori differenziali530.121Teorie della fisica e fisica matematicaTrefethen,Lloyd Nicholas62458Embree,Mark499296ITUNIPARTHENOPE20081014RICAUNIMARC000017512DSA 530-S/13596DSA2008Spectra and Pseudospectra737152UNIPARTHENOPE