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008 941115s1966    de            ||| | eng  
035   $ab10818509-39ule_inst
035   $aLE01309010$9ExL
040   $aDip.to Matematica$beng
084   $aAMS 47A55
100 1 $aKato, Tosio$040573
245 10$aPerturbation theory for linear operators /$cTosio Kato
260   $aBerlin ; Heidelberg ; New York :$bSpringer-Verlag,$c1966
300   $axvi, 590 p. :$bill. ;$c24 cm
490 0 $aGrundlehren der mathematischen Wissenschaften = A series of comprehensive studies in mathematics,$x0072-7830 ;$v132
650  0$aPerturbation theory
907   $a.b10818509$b23-02-17$c28-06-02
912   $a991001228349707536
945   $aLE013 47A KAT11 (1966)$g1$i2013000013336$lle013$o-$pE0.00$q-$rl$s-  $t0$u3$v3$w3$x0$y.i10925284$z28-06-02
996   $aPerturbation theory for linear operators$982699
997   $aUNISALENTO
998   $ale013$b01-01-94$cm$da  $e-$feng$gde $h0$i1