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Title: Coherent pairs of linear functionals on the unit circle
Author: Branquinho, Amílcar
Foulquie Moreno, Ana Pilar
Marcellán, Francisco
Rebocho, Maria das Neves
Keywords: Orthogonal polynomials
Differential equations
Three-term recurrence relations
Measures on the unit circle
Hermitian functionals
Issue Date: 2008
Publisher: Elsevier
Abstract: In this paper we extend the concept of coherent pairs of measures from the real line to Jordan arcs and curves. We present a characterization of pairs of coherent measures on the unit circle. Some examples are given.
Peer review: yes
DOI: 10.1016/j.jat.2008.03.003
ISSN: 0021-9045
Publisher Version: doi:10.1016/j.jat.2008.03.003
Appears in Collections:CIDMA - Artigos

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