000 00324pam a2200133a 44500
082 _a517.57
_bV42o
100 _aVaradaranjan, V. S.
245 1 _aOPERATORS IN HILBERT SPACE
260 _aCalcutta
_bIndian Statistical Institute
_c1959
300 _a271
650 _aHilbert Space
964 _gCIRC
997 _a11597 C
999 _c428998
_d428998