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Bru García, R.; Gasso Matoses, MT.; Santana-De Asis, MDJ. (2022). Combined matrices and conditioning. Applied Mathematics and Computation. 412:1-8. https://doi.org/10.1016/j.amc.2021.126549
Por favor, use este identificador para citar o enlazar este ítem: http://hdl.handle.net/10251/182187
Título: | Combined matrices and conditioning | |
Autor: | Santana-De Asis, Máximo De Jesús | |
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[EN] In this work, we study a lower bound of the condition number of a matrix by its combined matrix. In particular, we construct a special combined matrix in such a way that the sums of its columns are lower bounds of the ...[+]
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Derechos de uso: | Reconocimiento - No comercial - Sin obra derivada (by-nc-nd) | |
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Versión del editor: | https://doi.org/10.1016/j.amc.2021.126549 | |
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We thank the anonymous referees for their valuable reports that have improved this work. This work was partially sup-ported by Spanish grants MTM2017-85669-P and MTM2017-90682-REDT from "Ministerio de Economa y Competitividad", ...[+]
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