<?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>2026-06-07T13:53:20Z</responseDate><request verb="GetRecord" identifier="oai:docta.ucm.es:20.500.14352/34972" metadataPrefix="marc">https://docta.ucm.es/rest/oai/request</request><GetRecord><record><header><identifier>oai:docta.ucm.es:20.500.14352/34972</identifier><datestamp>2023-08-28T06:23:17Z</datestamp><setSpec>com_20.500.14352_14</setSpec><setSpec>col_20.500.14352_15</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">Bustinduy Candelas, Álvaro</subfield>
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      <subfield code="a">Giraldo Suárez, Luis</subfield>
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      <subfield code="c">2015</subfield>
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      <subfield code="a">We classify the polynomial vector fields X   on C2 which have simply-connected trajectories and satisfy dP(X)=1 for P   in C[x,y]. In particular, we obtain that such vector fields are complete and have all its trajectories proper and of type C. Finally, we apply this result to classify surjective C-derivations of C[x,y], and provide a proof of a conjecture of Cerveau</subfield>
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      <subfield code="a">https://hdl.handle.net/20.500.14352/34972</subfield>
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      <subfield code="a">http://www.sciencedirect.com/science/article/pii/S0001870815002820</subfield>
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      <subfield code="a">Vector fields with simply connected trajectories transverse to a polynomial</subfield>
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