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An elementary and unified approach to program correctness
(Springer, 2009)
We present through the algorithmic language DHL (Dijkstra-Hehner language), a practical approach to a simple first order theory based on calculational logic, unifying Hoare and Dijkstra’s iterative style of programming ...
Conceptualizing and exploring mathematics future teachers' learning of didactic notions
(Facultad de Educación, 2009)
Exploring how future teachers learn in a training program requires taking into account what they are expected to learn and what kind of learning opportunities they are exposed to in their learning. In this paper we focus ...
Acquiring the notion of learning hypotheses in mathematics teacher education
(Facultad de Educación, 2018)
The notion of hypothetical learning trajectory has generated much interest among experts in mathematics education. It is proposed that this notion is a useful tool in teachers¿ teaching practice and that it is necessary ...
Role of the mentor's comments in the performance of mathematics teachers
(Facultad de Educación, 2015)
We study the relationship between mentorsâ ¿ and mathematics teachersâ ¿ performance in an education program. To this end, we characterize the relationship between the changes made in the written productions of three groups ...
Characterizing mentors' performance in mathematics teacher education
(Facultad de Educación, 2014-05)
This study describes the performance of the mentors in a blended graduate-level training program of teachers in the field of secondary school mathematics. We codified and analyzed the mentors¿ comments on the projects ...
Vehicle location models for Emergency Medical Services. An application for a Colombian company
(Fondo Editorial EIA - Universidad EIA, 2018-04-30)
Ambulance location, in a certain area of coverage, is a key element in reducing the waiting time of a potential patient and the initiation a healthcare service in Emergency Medical Services (EMS). The Operations Research ...
Learning processes in pre-service teacher training for secondary school mathematics teachers
(Facultad de Educación, 2009)
In this paper, I present research in which I explore the learning processes of the future teachers who participated in a secondary mathematics methods course. I introduce the notion of didactic analysis as a conceptualisation ...
MODELOS DE SISTEMAS MRP CERRADOS INTEGRANDO INCERTIDUMBRE (CLOSED MODELS OF MRP SYSTEMS CONSIDERING UNCERTAINTIES)
(Fondo Editorial EIA - Universidad EIA, 2013-09-27)
En este artículo se muestran cuatro modelos de los sistemas MRP cerrados con incertidumbre en los componentes de producción, como son: la capacidad necesaria de fabricación de cada producto, el tiempo de entrega y la ...
Modelo matemático para la optimización de una cadena se suministro global con consideraciones de cupos de compra y periodos de pago
(Universidad Autónoma de Occidente, 2012-04)
This article presents a mathematical model to optimize a global supply chain
with considerations of purchase quota and payment periods, formulated as a problem of dynamic modeling and linear programming. The model represents ...
Fostering Motivation and Improving Student Performance in an introductory programming course: An Integrated Teaching Approach
(Fondo Editorial EIA - Universidad EIA, 2019-01-20)
This paper expands a teaching proposal presented at the Innovation and Technology in Computer Science Education Conference, in 2016. The proposal provides an integrated teaching approach for improving students’ performance ...