00317nam a22001217a 450000500170000002000180001710000230003524500480005826000340010630000120014065000240015265000190017620260112125303.0  a9783030331511  aKubrusly, Carlos S  aSpectral theory of bounded linear operators  aSwitzerlandbBirkhauserc2020  axii+249  aFunctional calculus  aHilbert spaces