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Differential operators admitting various rates of spectral projection growth

Spectral Theory 2017-01-17 v2 Mathematical Physics Functional Analysis math.MP

Abstract

We consider families of non-self-adjoint perturbations of self-adjoint harmonic and anharmonic oscillators. The norms of spectral projections of these operators are found to grow at intermediate rates from arbitrarily slowly to exponentially rapidly.

Keywords

Cite

@article{arxiv.1309.3751,
  title  = {Differential operators admitting various rates of spectral projection growth},
  author = {Boris Mityagin and Petr Siegl and Joe Viola},
  journal= {arXiv preprint arXiv:1309.3751},
  year   = {2017}
}

Comments

35 pages, significant revisions, accepted version (published version may differ)