<?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>0257-4314</journal-id>
<journal-title><![CDATA[Revista Cubana de Educación Superior]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Cubana Edu. Superior]]></abbrev-journal-title>
<issn>0257-4314</issn>
<publisher>
<publisher-name><![CDATA[Dirección de Publicaciones Académicas de la Universidad de La Habana (Editorial UH) ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0257-43142023000200024</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Desarrollo de la habilidad de resolver problemas combinatorios con ejercicios de demostración. Experiencias de docentes]]></article-title>
<article-title xml:lang="en"><![CDATA[Development of the ability to solve combinatorial problems with demonstration exercises. Teacher experiences]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quintana Álvarez]]></surname>
<given-names><![CDATA[José Hilario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega Rodríguez]]></surname>
<given-names><![CDATA[Orlenis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosete Suarez]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez Lázaro]]></surname>
<given-names><![CDATA[Niurys]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de las Ciencias Informáticas  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Tecnológica de la Habana &#8220;José Antonio Echeverría&#8221;, Cujae  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2023</year>
</pub-date>
<volume>42</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0257-43142023000200024&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0257-43142023000200024&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0257-43142023000200024&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El desarrollo de la habilidad resolver problemas combinatorios en la matemática discreta de la carrera Ingeniería en Ciencias Informáticas (ICI) no está completo si el estudiante no es capaz de realizar la demostración de proposiciones combinatorias. Por otra parte, el dominio de las técnicas de demostración constituye una herramienta esencial para el aprendizaje de la Informática y el desarrollo de las habilidades profesionales. Sin embargo, tanto la resolución de problemas combinatorios, como la realización de demostraciones constituyen contenidos retadores para números significativos de estudiantes. En la primera parte de esta comunicación se describen algunos antecedentes teóricos que explican las causas de tal dificultad. Acto seguido, se ofrece un conjunto de presupuestos que resultaron aplicados en el trabajo científico-metodológico del colectivo de profesores de Matemática Discreta con el objetivo de aprovechar las ventajas que ofrece el trabajo con las demostraciones matemáticas en el desarrollo de la habilidad resolver problemas combinatorios. Finalmente se ofrecen los resultados de un test para evaluar los niveles de satisfacción de los docentes en cuanto a la aplicación de la propuesta realizada en esta comunicación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The development of the ability to solve combinatorial problems in discrete mathematics of the Informatics Sciences Engineering (ICI) career is not complete if the student is not able to carry out the demonstration of combinatorial propositions. On the other hand, mastery of demonstration techniques is an essential tool for learning Computer Science and developing professional skills. However, both solving combinatorial problems and carrying out proofs constitute challenging contents for significant numbers of students. The first part of this communication describes some theoretical background that explains the causes of such difficulty. Immediately afterwards, a set of budgets is offered that were applied in the scientific-methodological work of the group of Discrete Mathematics teachers with the aim of taking advantage of the advantages offered by working with mathematical demonstrations in the development of the ability to solve combinatorial problems. Finally, the results of a test are offered to evaluate the levels of satisfaction of teachers regarding the application of the proposal made in this communication.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[tratamiento didáctico]]></kwd>
<kwd lng="es"><![CDATA[problemas combinatorios]]></kwd>
<kwd lng="es"><![CDATA[demostración]]></kwd>
<kwd lng="es"><![CDATA[matemática discreta]]></kwd>
<kwd lng="en"><![CDATA[didactic treatment]]></kwd>
<kwd lng="en"><![CDATA[combinatorial problems]]></kwd>
<kwd lng="en"><![CDATA[demonstration]]></kwd>
<kwd lng="en"><![CDATA[discrete mathematics]]></kwd>
</kwd-group>
</article-meta>
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