00874nam0-22003131i-450-99000131430040332120060926105529.00-12-563040-9000131430FED01000131430(Aleph)000131430FED0100013143020001205d1987----km-y0itay50------baengInveres spectral theoryJurgen Poschel, Eugene TrubowitzBoston [etc.]Academic Press1987X, 192 p., 24 cmPure and applied mathematics130Teoria spettrale515.7222Poschel,Jurgen59463Trubowitz,EugeneITUNINARICAUNIMARCBK990001314300403321C-27-(1307281MA1MA1Inveres spectral theory382796UNINA