On the common Point Spectrum of pairs of Self-Adjoint Extensions
Mathematical Physics
2014-06-30 v2 math.MP
Spectral Theory
Abstract
Given two different self-adjoint extensions of the same symmetric operator, we analyse the intersection of their point spectra. Some simple examples are provided.
Keywords
Cite
@article{arxiv.1310.4103,
title = {On the common Point Spectrum of pairs of Self-Adjoint Extensions},
author = {Andrea Posilicano},
journal= {arXiv preprint arXiv:1310.4103},
year = {2014}
}
Comments
Two references added. To appear in Methods of Functional Analysis and Topology, special issue dedicated to Vladimir Koshmanenko on the occasion of his 70th birthday