<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0035-001X</journal-id>
<journal-title><![CDATA[Revista mexicana de física]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. fis.]]></abbrev-journal-title>
<issn>0035-001X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Física]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0035-001X2006000900040</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Cuantización Canónica de la Teoría Autodual de Espín 2]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[P. J]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gaitan D]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Central de Venezuela Facultad de Ciencias Centro de Física Teórica y Computacional]]></institution>
<addr-line><![CDATA[Mérida ]]></addr-line>
<country>Venezuela</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidad de Carabobo Facultad de Ciencias y Tecnología Departamento de Física]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Venezuela</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>05</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>05</month>
<year>2006</year>
</pub-date>
<volume>52</volume>
<fpage>140</fpage>
<lpage>142</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2006000900040&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2006000900040&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2006000900040&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se estudian los vínculos lagrangianos de la teoría autodual de espín 2 en un espacio-tiempo plano 2 + 1 dimensional y la acción reducida de un grado de libertad es obtenida. Partiendo de esta formulación se calcula el álgebra de operadores mecánico-cuánticos y se explora la contribución del espín en los generadores de transformaciones.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Lagrangian constraints of the spin 2 selfdual theory in a 2 + 1 flat space-time are studied and the one degree of freedom reduced action is obtained. From this formulation, the quantum operator algebra is computed and the spin contribution on transformation generators is explored.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Formulación Lagrangiana de campos]]></kwd>
<kwd lng="es"><![CDATA[álgebra de Poincaré]]></kwd>
<kwd lng="en"><![CDATA[Field's Lagrangian formulation]]></kwd>
<kwd lng="en"><![CDATA[Poincare algebra]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">F&iacute;sica Te&oacute;rica </font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="4"><b>Cuantizaci&oacute;n Can&oacute;nica de la Teor&iacute;a Autodual de Esp&iacute;n 2***</b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>P. J. Arias* y R. Gaitan D.**</b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><i>* Centro de F&iacute;sica Te&oacute;rica y Computacional, Facultad de Ciencias, Universidad Central de Venezuela, Apartado Postal 47270, Caracas 1041&#150;A, Venezuela. Centro de Astrof&iacute;sica Te&oacute;rica, Facultad de Ciencias, Universidad de Los Andes, La Hechicera, M&eacute;rida 5101, Venezuela, e&#150;mail: <a href="mailto:parias@fisica.ciens.ucv.ve">parias@fisica.ciens.ucv.ve</a>.</i></font></p>     <p align="justify"><font face="verdana" size="2"><i>** Grupo de F&iacute;sica Te&oacute;rica, Departamento de F&iacute;sica, Facultad de Ciencias y Tecnolog&iacute;a, Universidad de Carabobo, Apartado Postal 129, Valencia 2001, Edo. Carabobo, Venezuela, e&#150;mail: <a href="mailto:rgaitan@fisica.ciens.ucv.ve">rgaitan@fisica.ciens.ucv.ve</a>.</i></font></p>     <p align="justify"><font face="verdana" size="2"><i>*** Trabajo presentado en el IV Congreso de la Sociedad Venezolana de F&iacute;sica, Isla de Margarita, Noviembre 2003.</i></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">Recibido el 24 de noviembre de 2003    <br> Aceptado el 30 de enero de 2004</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Resumen</b></font></p>     <p align="justify"><font face="verdana" size="2">Se estudian los v&iacute;nculos lagrangianos de la teor&iacute;a autodual de esp&iacute;n 2 en un espacio&#150;tiempo plano 2 + 1 dimensional y la accion reducida de un grado de libertad es obtenida. Partiendo de esta formulaci&oacute;n se calcula el &aacute;lgebra de operadores mec&aacute;nico&#150;cu&aacute;nticos y se explora la contribuci&oacute;n del esp&iacute;n en los generadores de transformaciones.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Descriptores: </b>Formulaci&oacute;n Lagrangiana de campos; &aacute;lgebra de Poincar&eacute;.</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>     <p align="justify"><font face="verdana" size="2">Lagrangian constraints of the spin 2 selfdual theory in a 2 + 1 flat space&#150;time are studied and the one degree of freedom reduced action is obtained. From this formulation, the quantum operator algebra is computed and the spin contribution on transformation generators is explored.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Keywords: </b>Field's Lagrangian formulation; Poincare algebra.</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">PACS:  11.10.Ef;03.70.+k; 11.30.Cp</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/rmf/v52s3/v52s3a40.pdf">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Agradecimientos</b></font></p>     <p align="justify"><font face="verdana" size="2">Los autores agradecen a asistencia t&eacute;cnica de Orlando Alvarez LLamoza, as&iacute; como el apoyo recibido por parte del Decanato de la FACYT&#150;UC y la OPSU. Este trabajo es parcialmente apoyado por el proyecto G&#150;2001000712 del FONACIT.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Referencias</b></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">1. P.K. 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