<?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>2026-04-17T16:08:47Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:2072/469257" metadataPrefix="marc">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:2072/469257</identifier><datestamp>2025-04-03T09:28:42Z</datestamp><setSpec>com_2072_98</setSpec><setSpec>col_2072_378192</setSpec></header><metadata><record xmlns="http://www.loc.gov/MARC21/slim" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd">
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      <subfield code="a">Angiono, Ivan</subfield>
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      <subfield code="a">García Iglesias, Agustín</subfield>
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      <subfield code="c">2023</subfield>
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      <subfield code="a">Altres ajuts: The work was partially supported by CONICET, FONCyT-ANPCyT, Secyt (UNC), and the MathAmSud project GR2HOPF.</subfield>
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      <subfield code="a">This paper contributes to the proof of the conjecture posed in [5], stating that a Nichols algebra of diagonal type with finite Gelfand-Kirillov dimension has a finite (generalized) root system. We prove the conjecture assuming that the rank is 3 or that the braiding is of Cartan type.</subfield>
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      <subfield code="a">Hopf algebras</subfield>
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      <subfield code="a">Nichols algebras</subfield>
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      <subfield code="a">Gelfand-kirillov dimension</subfield>
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      <subfield code="a">On finite GK-dimensional Nichols algebras of diagonal type : rank 3 and Cartan type</subfield>
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