Now showing items 1-10 of 397
HIGH SCHOOL TEACHERS COGNITIVE SCHEMES SHOWN IN PROBLEM SOLVING APPROACHES BASED ON THE USE OF TECHNOLOGY
This study documents the type of proof schemes that high school teachers developed and used in problem solving scenarios that involve the use of dynamic software (Cabri-Geometry). Research questions that helped organize ...
COLORANT EXTRACTION FROM RED PRICKLY PEAR (OPUNTIA LASIACANTHA) FOR FOOD APPLICATION
The research on alternative natural colorants is of growing interest as substitutes for synthetic dyes in food. Opuntia lasiacantha Pfeiffer (red prickly pear) pigment was extracted from fruits of three different localities. ...
Eigenteoría sin determinantes
¿Cuales son los problemas fundamentales en ´ algebra ´ lineal?
Modelos matemáticos compartamentales
In this work, the scheme to model the interaction between a closed population divided in two classes is presented. In particular, it is of interest to evaluate the behaviour of an epidemic disease in a very simple way
Evaluación del Efecto Antihiperglucémico del Bagazo de Naranja (Citrus sinensis var.Valencia) en Estudios in vitro.
The objective of the present work was evaluate the anti-hyperglycemic effect of the orange bagasse (Citrus sinensis Var. Valencia), with in vitro studies. The orange bagasse was dehydrated to 70 ºC during 7 h. After, the ...
Uso de las tecnologías en el aprendizaje de la matemática.Cálculo de áreas
The objective of this lecture is to provide some examples that can help teachers to identify characteristics of the learning tasks within the framework of problem solving.