<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-04-13T04:21:08Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:2117/444992" metadataPrefix="oai_dc">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:2117/444992</identifier><datestamp>2026-02-07T08:41:44Z</datestamp><setSpec>com_2072_1033</setSpec><setSpec>col_2072_452950</setSpec></header><metadata><oai_dc:dc xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
   <dc:title>Using digraphs to compute determinant, permanent, and Drazin inverse of circulant matrices with two parameters</dc:title>
   <dc:creator>Encinas Bachiller, Andrés Marcos</dc:creator>
   <dc:creator>Jaume, Daniel Alejandro</dc:creator>
   <dc:creator>Panelo, Cristian Rafael</dc:creator>
   <dc:creator>Videla, Denis E.</dc:creator>
   <dc:contributor>Universitat Politècnica de Catalunya. Departament de Matemàtiques</dc:contributor>
   <dc:contributor>Universitat Politècnica de Catalunya. OMGRAPH - Optimisation Methods on Graphs</dc:contributor>
   <dc:subject>Àrees temàtiques de la UPC::Matemàtiques i estadística::Àlgebra::Àlgebra lineal i multilineal</dc:subject>
   <dc:subject>Circulant matrices</dc:subject>
   <dc:subject>Determinant</dc:subject>
   <dc:subject>Permanent</dc:subject>
   <dc:subject>Drazin inverse</dc:subject>
   <dc:subject>Directed weighted cycles</dc:subject>
   <dc:subject>Classificació AMS::05 Combinatorics</dc:subject>
   <dc:description>This work presents closed formulas for the determinant, permanent, inverse, and Drazin inverse of circulant matrices with two non-zero coefficients.</dc:description>
   <dc:description>Peer Reviewed</dc:description>
   <dc:description>Postprint (published version)</dc:description>
   <dc:date>2024-03-12</dc:date>
   <dc:type>Article</dc:type>
   <dc:identifier>Encinas, A. [et al.]. Using digraphs to compute determinant, permanent, and Drazin inverse of circulant matrices with two parameters. «Revista de la Unión Matemática Argentina», 12 Març 2024, vol. 67, núm. 1, p. 81-106.</dc:identifier>
   <dc:identifier>1669-9637</dc:identifier>
   <dc:identifier>https://hdl.handle.net/2117/444992</dc:identifier>
   <dc:identifier>10.33044/revuma.2815</dc:identifier>
   <dc:language>eng</dc:language>
   <dc:relation>https://revistas.uns.edu.ar/revuma/article/view/2815</dc:relation>
   <dc:relation>info:eu-repo/grantAgreement/AEI/Plan Estatal de Investigación Científica y Técnica y de Innovación 2013-2016/MTM2017-85996-R/ES/ANALISIS MULTIFACETICO DE PROBLEMAS INVERSOS EN REDES: AUTOVALORES, RECUPERACION DE LA CONDUCTANCIA E IMPLEMENTACION DE ALGORITMOS/</dc:relation>
   <dc:rights>http://creativecommons.org/licenses/by/4.0/</dc:rights>
   <dc:rights>Open Access</dc:rights>
   <dc:rights>Attribution 4.0 International</dc:rights>
   <dc:format>26 p.</dc:format>
   <dc:format>application/pdf</dc:format>
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