<?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>S0035-001X2010000200003</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[The action of canonical transformations on functions defined on the configuration space]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres del Castillo]]></surname>
<given-names><![CDATA[G.F.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosete Alvarez]]></surname>
<given-names><![CDATA[D.A.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fuentecilla Cárcamo]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Autónoma de Puebla Instituto de Ciencias Departamento de Física Matemática]]></institution>
<addr-line><![CDATA[Puebla Pue.]]></addr-line>
<country>México</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidad Autónoma de Puebla Facultad de Ciencias Físico Matemáticas ]]></institution>
<addr-line><![CDATA[Puebla Pue.]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2010</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2010</year>
</pub-date>
<volume>56</volume>
<numero>2</numero>
<fpage>113</fpage>
<lpage>117</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2010000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2010000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2010000200003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[The effect of an arbitrary canonical transformation on functions defined on the configuration space is defined in such a way that a solution to the time-independent Hamilton-Jacobi equation is mapped into another solution if the Hamiltonian is invariant under the canonical transformation.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se define el efecto de una transformación canónica arbitraria sobre funciones definidas en el espacio de configuración en tal forma que una solución de la ecuación de Hamilton-Jacobi independiente del tiempo es enviada en otra solución si la hamiltoniana es invariante bajo la transformación canónica.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Canonical transformations]]></kwd>
<kwd lng="en"><![CDATA[Hamilton-Jacobi equation]]></kwd>
<kwd lng="es"><![CDATA[Transformaciones canónicas]]></kwd>
<kwd lng="es"><![CDATA[ecuación de Hamilton-Jacobi]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">Investigaci&oacute;n</font></p>     <p align="justify"><font face="verdana" size="4">&nbsp;</font></p>     <p align="center"><font face="verdana" size="4"><b>The action of canonical transformations on functions defined on the configuration space</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>G.F. Torres del Castillo<sup>1</sup>, D.A. Rosete Alvarez<b><sup>2</sup></b> and I. Fuentecilla C&aacute;rcamo<sup>2</sup></b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><i><sup>1</sup> Departamento de F&iacute;sica Matem&aacute;tica, Instituto de Ciencias, Universidad Aut&oacute;noma de Puebla, 72570 Puebla, Pue., M&eacute;xico.</i></font></p>     <p align="justify"><font face="verdana" size="2"><i><sup>2</sup> Facultad de Ciencias F&iacute;sico Matem&aacute;ticas, Universidad Aut&oacute;noma de Puebla, Apartado Postal 1152 Puebla, 72001, Pue., M&eacute;xico.</i></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">Recibido el 15 de octubre de 2008    ]]></body>
<body><![CDATA[<br> Aceptado el 3 de marzo de 2010</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">The effect of an arbitrary canonical transformation on functions defined on the configuration space is defined in such a way that a solution to the time&#150;independent Hamilton&#150;Jacobi equation is mapped into another solution if the Hamiltonian is invariant under the canonical transformation.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Keywords: </b>Canonical transformations; Hamilton&#150;Jacobi equation.</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 define el efecto de una transformaci&oacute;n can&oacute;nica arbitraria sobre funciones definidas en el espacio de configuraci&oacute;n en tal forma que una soluci&oacute;n de la ecuaci&oacute;n de Hamilton&#150;Jacobi independiente del tiempo es enviada en otra soluci&oacute;n si la hamiltoniana es invariante bajo la transformaci&oacute;n can&oacute;nica.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Descriptores: </b>Transformaciones can&oacute;nicas; ecuaci&oacute;n de Hamilton&#150;Jacobi. </font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">PACS: 45.20.Jj; 02.20.Qs</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/rmf/v56n2/v56n2a3.pdf" target="_blank">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>Acknowledgments</b></font></p>     <p align="justify"><font face="verdana" size="2">The authors would like to thank K.B. Wolf for useful comments and one of the referees for helpful comments and for pointing out Refs. 5 and 6 to them.</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>References</b></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">1. V.I. Arnold, <i>Mathematical Methods of Classical Mechanics</i>, 2nd ed. (Springer, New York, 1989).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412639&pid=S0035-001X201000020000300001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">2. D.T. Greenwood, <i>Classical Dynamics </i>(Prentice&#150;Hall, Englewood Cliffs, New Jersey, 1977).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412640&pid=S0035-001X201000020000300002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">3. M.G. Calkin, <i>Lagrangian and Hamiltonian Mechanics </i>(World Scientific, Singapore, 1996).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412641&pid=S0035-001X201000020000300003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">4. K. Gottfried K and T.&#150;M. Yan, <i>Quantum Mechanics: Fundamentals</i>, 2nd ed. (Springer, New York, 2003), Sect. 2.8.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412642&pid=S0035-001X201000020000300004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">5. P.A. Mello and M. Moshinsky, <i>J. Math. Phys. </i><b>16 </b>(1975) 2017.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412643&pid=S0035-001X201000020000300005&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">6. P. Kramer, M. Moshinsky, and T.H. Seligman, <i>J. Math. Phys. </i><b>19 </b>(1978) 683.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412644&pid=S0035-001X201000020000300006&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">7. G.F. Torres del Castillo and J.L. Calvario Ac&oacute;cal,<i>Rev. Mex. F&iacute;s. </i><b>54 </b>(2008) 127.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412645&pid=S0035-001X201000020000300007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">8. G.F. Torres del Castillo, <i>Indian J. Phys. </i><b>82 </b>(2008) 1105.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8412646&pid=S0035-001X201000020000300008&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> ]]></body><back>
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