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Estrategia teórico-didáctica para formar el concepto de gráfica y función lineal en el registro geométrico.
(Revista de Didáctica de las Matemáticas, 2020-01)
A theoretical-didactic strategy is presented with a variational approach that favors the formation of the concept of linear function and that breaks with the classic presentation treated in the texts and other support ...
Análisis geográfico del COVID-19 Análisis espacial de vulnerabilidad y riesgo en salud por COVID-19 en el estado de Guerrero, México.
(POSICIÓN, 2020-05)
In the context of the global and national crisis caused by the SARS-CoV-2 pandemic, this spatial analysis was carried out to determine the trends and possible effects on social vulnerability that the disease will produce ...
Understanding University Students About Improper Integral.
(International Journal of Research in Education Methodology, 2020-01)
The study of the understanding of mathematical concepts is of great interest for research in Mathematics Education. In
this sense, an investigation is carried out on the understanding of the concept of improper integral, ...
Management and welfare of working equids in the Guerrero state Manejo y bienestar de équidos de trabajo en el estado de Guerrero.
(Ecosistemas y Recursos Agropecuarios, 2020-06)
The management of farm work equids in Guerrero, Mexico was described and related to animal welfare. Sixty-four equids owners were randomly surveyed. Horses were used more than donkeys and mules. The 89% of owners worked ...
El concepto de pendiente: estado de la investigación y prospectivas.
(NÚMEROS, Revista de Didáctica de las Matemáticas., 2020-03)
In the last two decades there has been a proliferation of research on the concept of slope which, while mostly concerned with the theoretical study of conceptualizations, through them also addressed the structuring of ...
Conceptualizaciones de pendiente: Contenido que enseñan los profesores del Bachillerato.
(UNIÓN - Revista Iberoamericana de Educación Matemática., 2020-01)
This paper describes the results of a research whose objective was explore the conceptualizations of slope in content taught by high school mathematics teachers, through the class notes of their students' math notebook. ...
Cadenas de comercialización de mango y potencial exportador en la Costa Grande, Guerrero
(Revista Mexicana de Ciencias Agrícolas, 2020-01)
Strategic environmental planning in tropical countries: Elements for the sustainable management of water resources
(Journal of Xi'an University of Architecture & Technology, 2020-01)
This manuscript considers elements for the formulation of strategic axes in the environmental planning of the water resource in tropical countries, differentiating the strategic, functional planning and the environmental ...
El protocolo familiar: Herramienta para la transferencia generacional de las empresas familiares
(Revista del Centro de Graduados. Instituto Tecnológico de Mérida, 2020-03-31)
In Mexico, more than 90 % of the companies are family owned. Despite its relevance in the national economy, several authors agree that they suffer the most from high mortality rates, primarily as a result of the transfer ...
Prediction of Draft Force of a Chisel Cultivator Using Artificial Neural Networks and Its Comparison with Regression Model.
(Agronomy, 2020-02)
In this study, artificial neural networks (ANNs) were used to predict the draft force of a rigid tine chisel cultivator. The factorial experiment based on the randomized complete block design (RCBD) was used to obtain the ...