01351nam2-2200385li-450 99000021365020331620180312154810.03-540-17902-X0021365USA010021365(ALEPH)000021365USA01002136520001109d1987----km-y0itay0103----baengGWSpectral theory of ordinary differential operatorsJoachim WeidmannBerlin [etc.]Springer-Verlagcopyr. 1987VI, 303 p.25 cmLecture notes in mathematics125800100212632001Lecture notes in mathematicsa collection of informal reports and seminarsedited by A. Dold, Heidelberg and B. Eckmann, Zürichoperatori differenziali ordinariteoria spettrale515722Teorie spettrale e della rappresentazioneWeidmann,Joachim41951Sistema bibliotecario di Ateneo dell' Università di SalernoRICA990000213650203316510 LNM (1258)0012020BKSCI1990090620001110USA01171420020403USA011629PATRY9020040406USA011615Spectral theory of ordinary differential operators78529UNISA