English

The truncated Fourier operator. III

Classical Analysis and ODEs 2009-02-04 v2 Spectral Theory

Abstract

The spectral theory of the Fourier operator (non-truncated) is expounded. The known construction of basis of eigenvectors consisting of the Hermite functions is presented. The detail description of the eigenspaces in the spirit of a work by Hardy and Titchmarsh is done.

Keywords

Cite

@article{arxiv.0902.0568,
  title  = {The truncated Fourier operator. III},
  author = {Victor Katsnelson and Ronny Machluf},
  journal= {arXiv preprint arXiv:0902.0568},
  year   = {2009}
}

Comments

26 pages

R2 v1 2026-06-21T12:07:37.297Z