<?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>1390-0129</journal-id>
<journal-title><![CDATA[Revista Politécnica]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Politéc. (Quito)]]></abbrev-journal-title>
<issn>1390-0129</issn>
<publisher>
<publisher-name><![CDATA[Escuela Politécnica Nacional]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1390-01292017000100067</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[An Extreme Rotating Black Hole in New Massive Gravity Theory]]></article-title>
<article-title xml:lang="es"><![CDATA[Agujero negro rotante extremo en la teoría New Massive Gravity]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aceña]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[Ericson]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Llerena]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Escuela Politécnica Nacional Observatorio Astronómico de Quito Unidad de Gravitación y Cosmología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Cuyo Facultad de Ciencias Exactas y Naturales ]]></institution>
<addr-line><![CDATA[Mendoza ]]></addr-line>
<country>Argentina</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2017</year>
</pub-date>
<volume>39</volume>
<numero>1</numero>
<fpage>67</fpage>
<lpage>78</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_arttext&amp;pid=S1390-01292017000100067&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_abstract&amp;pid=S1390-01292017000100067&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_pdf&amp;pid=S1390-01292017000100067&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: New Massive Gravity is an alternative theory to General Relativity that is used to describe the gravitational field in a (2+1)-dimensional spacetime. Black hole solutions have been found in this theory, in particular an asymptotically anti-de Sitter rotating black hole. We analyse some features of this solution as its event horizon, black hole area and distance to the horizon, specially in the rotating extreme case, showing that they have shared features with extreme black holes in 4-dimensional General relativity. This limit case is interesting in the search of geometric inequalities as the ones found for the Kerr black hole in (3+1)-General Relativity.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La teoría conocida como New Massive Gravity es una teoría alternativa a la Relatividad General y describe el campo gravitacional en un espacio-tiempo (2+1)-dimensional. Dentro de esta teoría, se han encontrado soluciones de agujeros negros, en particular, se han encontrado soluciones de agujeros negros rotantes asintóticamente anti-de Sitter. Se analizan algunas propiedades de estas soluciones como su horizonte de eventos, el área del agujero negro y la distancia al horizonte, especialmente en el caso rotante extremo, mostrando que comparten características con agujeros negros extremos en Relatividad general en 4 dimensiones. Este caso límite es interesante para poder hallar desigualdades geométricas como las que se han hallado para el agujero negro de Kerr en el contexto de la Relatividad General en dimensión (3+1).]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[New Massive Gravity]]></kwd>
<kwd lng="en"><![CDATA[rotating black hole]]></kwd>
<kwd lng="en"><![CDATA[extreme case]]></kwd>
<kwd lng="es"><![CDATA[New Massive Gravity]]></kwd>
<kwd lng="es"><![CDATA[agujero negro rotante]]></kwd>
<kwd lng="es"><![CDATA[caso extremo]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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