A Formula for Inserting Point Masses
Classical Analysis and ODEs
2010-09-10 v1 Mathematical Physics
math.MP
Spectral Theory
Abstract
Let mu be a probability measure on the unit circle and nu be the measure formed by adding a pure point to mu. We give a formula for the Verblunsky coefficients of the perturbed measure, based on a result of Simon.
Keywords
Cite
@article{arxiv.1009.1641,
title = {A Formula for Inserting Point Masses},
author = {Manwah Lilian Wong},
journal= {arXiv preprint arXiv:1009.1641},
year = {2010}
}