00947nam a2200289 i 450099100114220970753620020507111835.0970308s1966 de ||| | eng b10179550-39ule_instLE00642848ExLDip.to Fisicaita510.46510.47517.7QA320Kato, Tosio40573Perturbation theory for linear operators /T. KatoBerlin :Springer,1966xix, 592 p. ;24 cm.Linear operatorsPerturbation (Mathematics).b1017955021-09-0627-06-02991001142209707536LE006 510.46+510.47 KAT12006000022477le006-E0.00-l- 00000.i1022031827-06-02Perturbation theory for linear operators82699UNISALENTOle00601-01-97ma -engde 0101044nam0 22002891i 450 UON0028629920231205103902.31120070110d1963 |0itac50 baspaES|||| 1||||ˆEl ‰Greco y ToledoG. Marañón4a ediciónMadridEspasa-Calpe1963335 p.ill.28 cm.EL GRECOUONC060751FIESMadridUONL000218759.46Pittura. Storia, geografia, persone. Spagna21MARAÑONGregorioUONV121365132773Espasa-CalpeUONV255739650ITSOL20240220RICASIBA - SISTEMA BIBLIOTECARIO DI ATENEOUONSIUON00286299SIBA - SISTEMA BIBLIOTECARIO DI ATENEOSI SPA III 0432 SI SP 1369 5 0432 THEOTOKOPOULOS DOMÉNIKOSEL GRECOUONC075672Greco y Toledo1249230UNIOR