Some odd spectra
Functional Analysis
2012-10-24 v1 Analysis of PDEs
Abstract
Partial operators can have void or unbounded spectra. Contrarily to what is written in Dunford-Schwarz, the reason is not in the fact they are unounded operators.
Cite
@article{arxiv.1210.6060,
title = {Some odd spectra},
author = {Philippe Deleval},
journal= {arXiv preprint arXiv:1210.6060},
year = {2012}
}