<?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>2026-04-14T18:51:11Z</responseDate><request verb="GetRecord" identifier="oai:uvadoc.uva.es:10324/81497" metadataPrefix="mods">https://uvadoc.uva.es/oai/request</request><GetRecord><record><header><identifier>oai:uvadoc.uva.es:10324/81497</identifier><datestamp>2026-02-03T13:16:01Z</datestamp><setSpec>com_10324_1129</setSpec><setSpec>com_10324_931</setSpec><setSpec>com_10324_894</setSpec><setSpec>col_10324_1193</setSpec></header><metadata><mods:mods xmlns:mods="http://www.loc.gov/mods/v3" xmlns:doc="http://www.lyncode.com/xoai" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-1.xsd">
<mods:name>
<mods:namePart>Almirón, Patricio</mods:namePart>
</mods:name>
<mods:name>
<mods:namePart>Moyano Fernández, Julio José</mods:namePart>
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<mods:extension>
<mods:dateAvailable encoding="iso8601">2026-01-14T11:10:07Z</mods:dateAvailable>
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<mods:dateAccessioned encoding="iso8601">2026-01-14T11:10:07Z</mods:dateAccessioned>
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<mods:originInfo>
<mods:dateIssued encoding="iso8601">2022</mods:dateIssued>
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<mods:identifier type="citation">P. Almirón and J.J. Moyano-Fernández, Supersymmetric gaps of a numerical semigroup with two generators, Comm. Algebra 50 (2022), no. 10, 4252--4268</mods:identifier>
<mods:identifier type="issn">0092-7872</mods:identifier>
<mods:identifier type="uri">https://uvadoc.uva.es/handle/10324/81497</mods:identifier>
<mods:identifier type="doi">10.1080/00927872.2022.2058521</mods:identifier>
<mods:identifier type="publicationfirstpage">4252</mods:identifier>
<mods:identifier type="publicationissue">10</mods:identifier>
<mods:identifier type="publicationlastpage">4268</mods:identifier>
<mods:identifier type="publicationtitle">Communications in Algebra</mods:identifier>
<mods:identifier type="publicationvolume">50</mods:identifier>
<mods:identifier type="essn">1532-4125</mods:identifier>
<mods:abstract>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.</mods:abstract>
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<mods:accessCondition type="useAndReproduction">info:eu-repo/semantics/openAccess</mods:accessCondition>
<mods:titleInfo>
<mods:title>Supersymmetric gaps of a numerical semigroup with two generators</mods:title>
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