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Methodology based on problem solving in the treatment of the concept of limit to infinity
(International Journal of Research in Education Methodology, 2014-01)
In this research, a methodological strategy it is raised for the assimilation of the concept of infinity limit in the teaching and learning of calculus at the University level. The strategy considers the contributions and ...
Effect of added calcium hydroxide during corn nixtamalization on acrylamide content in tortilla chips
(LWT - Food Science and Technology, 2014-05-31)
This study has analyzed the influence of lime (Ca(OH)2) concentration used during nixtamalization process on the physicochemical properties of nixtamalized corn flours and its effect on the acrylamide content in tortilla ...
Taxco de Alarcón, Guerrero: sus narrativas y sus encantos
(Topofilia, Revista de Arquitectura, Urbanismo y Ciencias Sociales, 2014-03)
Production of biosurfactants by bacteria isolated from a mine tailing zone in Southern Mexico and their resistance to heavy metals
(Journal of Bacteriology Research, 2014-08)
Tailings generated through mining processes often create leachates containing high concentrations of heavy metals such as As, Fe, Mn, Zn and Pb. These high concentrations of heavy metals result in environmental damage such ...
Gasterópodos con potencial económico asociados al intermareal rocoso de la Región Marina Prioritaria 32, Guerrero, México
(Revista de Biología Marina y Oceanografía, 2014-12)
There are numerous species of gastropods of commercial importance; they are used for meat and for their shell, in addition to the potential use of their toxins for pharmaceutical use. There are few studies focused on the ...
Evaluación preliminar de la presencia de plaga de palomilla Automeris spp (Saturniidae: Hemileucinae), en una zona de manglar en la Laguna de Nuxco, Guerrero.
(FESGRO, 2014-06)
This paper provides preliminary progress of the presence of a plague of white dofoliador (Laguncularia racemosa) and button mangrove (Conocarpus erectus), which constitute the main components of flora of the mangrove ...
Las estrategias utilizadas por los niños TEE SAVI en la resolución de problemas aritméticos.
(Revista Latinoamericana de Investigación en Matemática Educativa, 2014-07)
Mexico is a diversity country, culturally and linguistically speaking. Because of these and because the importance of interculturality proposed by the syllabus for mexican public education, we got interested in a particular ...
La resolución de problemas en un contexto Ñuu Savi:1 un estudio de casos con niños de sexto grado de primaria.
(Educación Matemática, 2014-04)
This article presents some results of research conducted with the Ñuu Savi (mixteca) population of the state of Guerrero, Mexico. The objective is to show some strategies identified in the productions of students of ...
Límites indeterminados mediante el uso de tablas de valores y gráficas.
(NÚMEROS, Revista de Didáctica de las Matemáticas, 2014-08)
This document proposes an alternative for calculating indeterminate limits through using tables of values and graphs, to pre-university students (aged between 17 and 18 years). For this, we have been given the task of ...