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Mathematics 2019, 7(2), 213; https://doi.org/10.3390/math7020213

A Classification of Symmetric (1, 1)-Coherent Pairs of Linear Functionals

1
Departamento de Matemáticas, Universidad Nacional de Colombia, Ciudad Universitaria, 111321 Bogotá, Colombia
2
Departamento de Matemáticas, Universidad Carlos III de Madrid, Avenida de la Universidad 30, 28911 Leganés, Spain
3
Instituto de Ciencias Matemáticas (ICMAT), Calle Nicolás Cabrera 13–15, 28049 Cantoblanco, Spain
4
Escuela de Matemáticas y Estadística, Universidad Pedagógica y Tecnológica de Colombia, 150461 Duitama, Colombia
*
Author to whom correspondence should be addressed.
These authors contributed equally to this work.
Received: 27 November 2018 / Revised: 13 February 2019 / Accepted: 15 February 2019 / Published: 25 February 2019
Full-Text   |   PDF [444 KB, uploaded 26 February 2019]

Abstract

In this paper, we study a classification of symmetric ( 1 , 1 ) -coherent pairs by using a symmetrization process. In particular, the positive-definite case is carefully described. View Full-Text
Keywords: symmetric (1,1)-coherent pairs; symmetric quasi-definite linear functionals; symmetrization process symmetric (1,1)-coherent pairs; symmetric quasi-definite linear functionals; symmetrization process
This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited (CC BY 4.0).
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Dueñas Ruiz, H.; Marcellán, F.; Molano, A. A Classification of Symmetric (1, 1)-Coherent Pairs of Linear Functionals. Mathematics 2019, 7, 213.

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