01134nam a22003135i 4500991002244579707536cr nn 008mamaa121227s1987 gw | s |||| 0|eng d9783540479123b14143677-39ule_instBibl. Dip.le Aggr. Matematica e Fisica - Sez. Matematicaeng51523AMS 35B25AMS 35PAMS 47A40AMS 47E05Weidmann, Joachim41951Spectral theory of ordinary differential operators[e-book] /by Joachim WeidmannBerlin :Springer,19871 online resource (vi, 303 p.)Lecture Notes in Mathematics,0075-8434 ;1258Global analysis (Mathematics)Springer eBookshttp://dx.doi.org/10.1007/BFb0077960An electronic book accessible through the World Wide Web.b1414367703-03-2205-09-13991002244579707536Spectral theory of ordinary differential operators78529UNISALENTOle01305-09-13m@ -enggw 00