00373nam a2200109Ia 4500008004100000082001900041100001700060245008700077260003600164300002700200490003600227260305b        |||||||| |||| 00| 0 eng d  a530.1bC995.SO  aCycon, H, L.  aSchrodinger operators with application to quantum mechanics and global geometryb/  aBerlin:bSpringer-Verlag,c1987  aix, 319p. Index, Bibl.  aTexts and monographs in Physics