000 004210000a22001450004500
008 140223b1962 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aB3 K2
082 _aB3 K2
100 _aLORCH (Edger Raymond)
245 _aSpectral theory.
260 _aNew York
_bOUP
_c1962
440 _aOxford University Texts in the Mathematical Sciences. Ed. by Herbert E. Robbins & Edger R. Lorch
650 _aANALYSIS
999 _c252607
_d252607