000 00285pam a2200109a 44500
082 _a517.57
_bAK4TE V.1
100 _aAkhiezer, N.I.
245 1 _aTHEORY OF LINEAR OPERATORS IN HILBERT SPACE
260 _a
_bFrederick Ungar Publishing Co.
_c1961
964 _gCIRC
997 _aK13827 C
999 _c381109
_d381109