000 00343nam a2200145Ia 4500
008 220709b1981 xxu||||| |||| 00| 0 eng d
020 _a0486425479
082 _a515.724
_bS18O
100 _aSchechter, Martin
245 _aOperator methods in quantum mechanics
260 _aNew York
_bDover
_c1981
300 _axiv,324p.
630 _aOperator theory
942 _cBooks
906 _a112412
981 _aNew York: Dover, 1981.
982 _axiv,324p.
983 _aOperator methods in quantum mechanics
999 _c106203
_d106203