<?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>2026-04-19T11:29:03Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:2117/105045" metadataPrefix="marc">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:2117/105045</identifier><datestamp>2026-01-21T06:25:50Z</datestamp><setSpec>com_2072_1033</setSpec><setSpec>col_2072_452950</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">Petrera, Matteo</subfield>
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      <subfield code="a">Pfadler, Andreas</subfield>
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      <subfield code="a">Suris, Yuri B.</subfield>
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      <subfield code="a">Fedorov, Yuri</subfield>
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      <subfield code="c">2017-01-01</subfield>
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      <subfield code="a">This is an Accepted Manuscript of an article published by Taylor &amp; Francis in “Experimental mathematics” on 24th August 2016, available online: http://www.tandfonline.com/doi/full/10.1080/10586458.2016.1166354</subfield>
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      <subfield code="a">We present a systematic technique to find explicit solutions of birational maps, provided that these solutions are given in terms of elliptic functions. The two main ingredients are the following: (i) application of classical addition theorems for elliptic functions and (ii) experimental technique to detect an algebraic curve containing a given sequence of points in a plane. These methods are applied to Kahan–Hirota–Kimura discretizations of the periodic Volterra chains with three and four particles.</subfield>
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      <subfield code="a">Peer Reviewed</subfield>
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      <subfield code="a">Postprint (author's final draft)</subfield>
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      <subfield code="a">Àrees temàtiques de la UPC::Matemàtiques i estadística</subfield>
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      <subfield code="a">Geometry, Algebraic</subfield>
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      <subfield code="a">Elliptic functions</subfield>
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      <subfield code="a">elliptic function</subfield>
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      <subfield code="a">birational map</subfield>
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      <subfield code="a">integrable map</subfield>
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      <subfield code="a">Geometria algebraica</subfield>
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      <subfield code="a">Funcions el·líptiques</subfield>
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      <subfield code="a">On the construction of elliptic solutions of integrable birational maps</subfield>
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