English

Widom Factors and Szeg\H{o}-Widom Asymptotics, a Review

Classical Analysis and ODEs 2021-12-14 v1

Abstract

We survey results on Chebyshev polynomials centered around the work of H. Widom. In particular, we discuss asymptotics of the polynomials and their norms and general upper and lower bounds for the norms. Several open problems are also presented.

Keywords

Cite

@article{arxiv.2112.06450,
  title  = {Widom Factors and Szeg\H{o}-Widom Asymptotics, a Review},
  author = {Jacob S. Christiansen and Barry Simon and Maxim Zinchenko},
  journal= {arXiv preprint arXiv:2112.06450},
  year   = {2021}
}

Comments

Intended for a Birkhauser book in honor of the memory of Harold Widom