English

Fuglede's conjecture for a union of two intervals

Classical Analysis and ODEs 2007-05-23 v1

Abstract

We prove that a union of two intervals in R is a spectral set if and only if it tiles R by translations.

Cite

@article{arxiv.math/0002067,
  title  = {Fuglede's conjecture for a union of two intervals},
  author = {I. Laba},
  journal= {arXiv preprint arXiv:math/0002067},
  year   = {2007}
}

Comments

9 pages

R2 v1 2026-07-22T16:31:09.235Z