<?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>2026-04-17T06:46:11Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:2072/410375" metadataPrefix="oai_dc">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:2072/410375</identifier><datestamp>2026-03-13T03:20:06Z</datestamp><setSpec>com_2072_98</setSpec><setSpec>col_2072_378192</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>Liouvillian first integrals of quadratic-linear polynomial differential systems</dc:title>
   <dc:creator>Llibre, Jaume</dc:creator>
   <dc:creator>Valls, Clàudia</dc:creator>
   <dc:subject>Invariant algebraic curves</dc:subject>
   <dc:subject>Darboux polynomials</dc:subject>
   <dc:subject>Quadratic systems</dc:subject>
   <dc:subject>Quadratic vector fields</dc:subject>
   <dc:subject>Liouvillian integrability</dc:subject>
   <dc:description>Agraïments: The second author has been partially supported by FCT through CAMGSD, Lisbon.</dc:description>
   <dc:description>For a large class of quadratic-linear polynomial differential systems with a unique singular point at the origin having non-zero eigenvalues, we classify the ones which have a Liouvillian first integral, and we provide the explicit expression of them.</dc:description>
   <dc:date>2011</dc:date>
   <dc:type>Article</dc:type>
   <dc:identifier>https://ddd.uab.cat/record/150435</dc:identifier>
   <dc:identifier>urn:10.1016/j.jmaa.2010.12.033</dc:identifier>
   <dc:identifier>urn:oai:ddd.uab.cat:150435</dc:identifier>
   <dc:identifier>urn:gsduab:2830</dc:identifier>
   <dc:identifier>urn:scopus_id:79952187071</dc:identifier>
   <dc:identifier>urn:wos_id:000288575500016</dc:identifier>
   <dc:identifier>urn:oai:egreta.uab.cat:publications/098dc9c7-1a41-4a14-b7ce-3d7911f8fc4b</dc:identifier>
   <dc:identifier>urn:articleid:10960813v379p188</dc:identifier>
   <dc:language>eng</dc:language>
   <dc:relation>Ministerio de Ciencia e Innovación MTM2008-03437</dc:relation>
   <dc:relation>Agència de Gestió d'Ajuts Universitaris i de Recerca 2009/SGR-410</dc:relation>
   <dc:relation>Journal of mathematical analysis and applications ; Vol. 379 (2011), p. 188-199</dc:relation>
   <dc:rights>open access</dc:rights>
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   <dc:rights>https://rightsstatements.org/vocab/InC/1.0/</dc:rights>
   <dc:format>application/pdf</dc:format>
   <dc:publisher/>
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