01141nam a2200313 i 450099100102806970753620020507181912.0970609s1969 ||| ||| | eng b1079105x-39ule_instLE01305948ExLDip.to Matematicaeng515.724AMS 46CAMS 47AHelmberg, Gilbert47649Introduction to spectral theory in Hilbert space /Gilbert HelmbergAmsterdam :North-Holland ; New York : John Wiley,1969xxiii, 346 p. ;23 cm.North Holland series in probability and applied mathematics ;6Bibliography: p. 330-333Hilbert spaceLinear operatorsSpectral theory.b1079105x23-02-1728-06-02991001028069707536LE013 47A HEL11 (1969)12013000085999le013-E0.00-l- 0170170.i1089164x28-06-02Introduction to Spectral Theory in Hilbert Space354863UNISALENTOle01301-01-97ma -engxx 01