<?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>1405-5546</journal-id>
<journal-title><![CDATA[Computación y Sistemas]]></journal-title>
<abbrev-journal-title><![CDATA[Comp. y Sist.]]></abbrev-journal-title>
<issn>1405-5546</issn>
<publisher>
<publisher-name><![CDATA[Instituto Politécnico Nacional, Centro de Investigación en Computación]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-55462022000301269</article-id>
<article-id pub-id-type="doi">10.13053/cys-26-3-4079</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Modelación matemática para zapatas combinadas de correa en esquina apoyadas sobre el terreno: Parte 1]]></article-title>
<article-title xml:lang="en"><![CDATA[Mathematical Modeling for Corner Strap Combined Footings Resting on the Ground: Part 1]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno Hernández]]></surname>
<given-names><![CDATA[María Azucena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Luévanos Rojas]]></surname>
<given-names><![CDATA[Arnulfo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Chavarría]]></surname>
<given-names><![CDATA[Sandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Medina Elizondo]]></surname>
<given-names><![CDATA[Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Coahuila Instituto de Investigaciones Multidisciplinaria ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<volume>26</volume>
<numero>3</numero>
<fpage>1269</fpage>
<lpage>1282</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-55462022000301269&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-55462022000301269&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-55462022000301269&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Este trabajo de investigación muestra un modelo matemático para zapatas combinadas de correa en esquina apoyadas sobre el terreno para obtener la superficie mínima en planta que soportan una carga concentrada y dos momentos ortogonales en cada columna. El trabajo considera un diagrama de presión que varía linealmente. El modelo tradicional considera una presión uniforme del suelo sobre las tres zapatas (una de esquina y dos de borde) y aplicando las tres ecuaciones de equilibrio estático (&#931;F, &#931;Mx y &#931;My) se obtiene la solución para las reacciones de las tres zapatas, la presión se considera uniforme porque la reacción del suelo se aplica en el centro de cada zapata. Cuatro ejemplos numéricos se muestran para zapatas combinadas de correa en esquina, y cada ejemplo presenta tres casos diferentes. Este modelo es más general porque se puede aplicar a zapatas combinadas de esquina, simplemente considerando los anchos en dirección X de las zapatas 1 y 3 iguales, y los anchos en dirección Y de las zapatas 1 y 2 iguales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: This research work shows a mathematical model for corner strap combined footings supported on the ground to obtain the minimum surface in plan that supports a concentrated load and two orthogonal moments in each column. The work considers a pressure diagram that varies linearly. The traditional model considers a uniform pressure of the soil on the three footings (one corner and two edge) and applying the three equations of static equilibrium (&#931;F, &#931;Mx and &#931;My) the solution for the reactions of the three footings is obtained, the pressure is considered uniform because the soil reaction is applied in the center of each footing. Four numerical examples are shown for corner strap combined footings, and each example presents three different cases. This model is more general because it can be applied to corner combined footings, simply considering the widths in the X direction of the footings 1 and 3 equal, and the widths in the Y direction of the footings 1 and 2 equal.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Modelación matemática]]></kwd>
<kwd lng="es"><![CDATA[zapatas combinadas de correa en esquina]]></kwd>
<kwd lng="es"><![CDATA[superficie mínima]]></kwd>
<kwd lng="es"><![CDATA[área óptima]]></kwd>
<kwd lng="en"><![CDATA[Mathematical modeling]]></kwd>
<kwd lng="en"><![CDATA[corner strap combined footings]]></kwd>
<kwd lng="en"><![CDATA[minimum surface]]></kwd>
<kwd lng="en"><![CDATA[optimum area]]></kwd>
</kwd-group>
</article-meta>
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