Operators and Matrices · Volume 9, Issue 3

Spectral points of type π+ and type π- of closed operators in indefinite inner product spaces

09-30 Pages 481-506 DOI 10.7153/oam-09-30

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Authors

Friedrich Philipp Carsten Trunk

Keywords

indefinite inner product selfadjoint operator spectrum of positive and negative type spectrum of type π+ and π- local spectral function perturbation theory

Subject classes

47A10 47B50 46C20 47A55