<?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>2026-04-27T19:49:40Z</responseDate><request verb="GetRecord" identifier="oai:uvadoc.uva.es:10324/81497" metadataPrefix="dim">https://uvadoc.uva.es/oai/request</request><GetRecord><record><header><identifier>oai:uvadoc.uva.es:10324/81497</identifier><datestamp>2026-04-14T11:45:22Z</datestamp><setSpec>com_10324_1129</setSpec><setSpec>com_10324_931</setSpec><setSpec>com_10324_894</setSpec><setSpec>col_10324_1193</setSpec></header><metadata><dim:dim xmlns:dim="http://www.dspace.org/xmlns/dspace/dim" xmlns:doc="http://www.lyncode.com/xoai" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.dspace.org/xmlns/dspace/dim http://www.dspace.org/schema/dim.xsd">
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="7d9d0b2f-7d3b-45f3-adcd-90729dbf75c3" confidence="500" orcid_id="">Almirón, Patricio</dim:field>
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="6071a6a2-63d3-4c1d-a7be-8cfa943bc18a" confidence="600" orcid_id="">Moyano Fernández, Julio José</dim:field>
<dim:field mdschema="dc" element="date" qualifier="accessioned">2026-01-14T11:10:07Z</dim:field>
<dim:field mdschema="dc" element="date" qualifier="available">2026-01-14T11:10:07Z</dim:field>
<dim:field mdschema="dc" element="date" qualifier="issued">2022</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="citation" lang="es">Communications in Algebra, 2022,  vol. 50,  n.º 10, pp. 4252--4268</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="issn" lang="es">0092-7872</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="uri">https://uvadoc.uva.es/handle/10324/81497</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="doi" lang="es">10.1080/00927872.2022.2058521</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="publicationfirstpage" lang="es">4252</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="publicationissue" lang="es">10</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="publicationlastpage" lang="es">4268</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="publicationtitle" lang="es">Communications in Algebra</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="publicationvolume" lang="es">50</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="essn" lang="es">1532-4125</dim:field>
<dim:field mdschema="dc" element="description" qualifier="abstract" lang="es">In this paper we introduce the new concepts of supersymmetric and self-symmetric gaps of a numerical semigroup with two generators. Those concepts are based on certain symmetries of the gaps of the semigroup with respect to their Wilf number. We prove that the set of supersymmetric and self-symmetric gaps completely determines the semigroup and we compare this set with the fundamental gaps of the semigroup.</dim:field>
<dim:field mdschema="dc" element="description" qualifier="project" lang="es">Spanish Goverment, Ministerios de Ciencia e Innovaci\'on y de Universidades MTM2016-76868-C2-1-P</dim:field>
<dim:field mdschema="dc" element="description" qualifier="project" lang="es">MCIN/AEI/10.13039/501100011033 and by "ERDF -- A way of making Europe", grants PGC2018-096446-B-C22 and RED2018-102583-T</dim:field>
<dim:field mdschema="dc" element="description" qualifier="project" lang="es">Universitat Jaume I, grant UJI-B2021-02</dim:field>
<dim:field mdschema="dc" element="format" qualifier="mimetype" lang="es">application/pdf</dim:field>
<dim:field mdschema="dc" element="language" qualifier="iso" lang="es">spa</dim:field>
<dim:field mdschema="dc" element="rights" qualifier="accessRights" lang="es">info:eu-repo/semantics/openAccess</dim:field>
<dim:field mdschema="dc" element="title" lang="es">Supersymmetric gaps of a numerical semigroup with two generators</dim:field>
<dim:field mdschema="dc" element="type" lang="es">info:eu-repo/semantics/article</dim:field>
<dim:field mdschema="dc" element="type" qualifier="hasVersion" lang="es">info:eu-repo/semantics/acceptedVersion</dim:field>
<dim:field mdschema="dc" element="peerreviewed" lang="es">SI</dim:field>
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