English

Multiple Geronimus transformations

Classical Analysis and ODEs 2014-04-21 v3 Numerical Analysis

Abstract

We consider multiple Geronimus transformations and show that they lead to discrete (non-diagonal) Sobolev type inner products. Moreover, it is shown that every discrete Sobolev inner product can be obtained as a multiple Geronimus transformation. A connection with Geronimus spectral transformations for matrix orthogonal polynomials is also considered.

Cite

@article{arxiv.1403.8088,
  title  = {Multiple Geronimus transformations},
  author = {Maxim Derevyagin and Juan Carlos García-Ardila and Francisco Marcellán},
  journal= {arXiv preprint arXiv:1403.8088},
  year   = {2014}
}

Comments

20 pages

R2 v1 2026-06-22T03:39:20.808Z