01115nam a2200337 i 450099100132475970753620020507191400.0970609s1975 de ||| | eng 3540070303b10831733-39ule_instLE01310531ExLDip.to Matematicaeng515.724AMS 47-02AMS 47A55AMS 47B25Faris, William G.41931Self-adjoint operators /William G. FarisBerlin ; New York :Springer-Verlag,1975vi, 115 p. ;25 cmLecture notes in mathematics,0075-8434 ;433Bibliography: p. [109]-115PerturbationQuantum theorySelfadjoint operators.b1083173323-02-1728-06-02991001324759707536LE013 47-XX FAR11 (1975)12013000085876le013-E0.00-l- 00000.i1094074128-06-02Self-adjoint operators80912UNISALENTOle01301-01-97ma -engde 01