000 00632nam a2200205Ia 4500
999 _c37813
_d37813
005 20220202150848.0
008 180712s9999 xx 000 0 und d
020 _a3540900764
041 _aEN
082 _a515.733
_bFRI
_223
100 _aFRIEDRICHS, K.O.
245 _aSpectral theory of operators in hilbert space
_c/[by] K.O.Friedrichs
260 _aNew York
_bSpringer-Verlag
_c1973
300 _a9 v (v.9-viii, 244 p.)
500 _aIncludes references & index. Partial contens: Applied mathematical sciences
509 _aNS
650 _aHilbert spaces
650 0 _a Linear topological spaces
_9126479
942 _cS