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Mathematics in primary education in the state of Pará (Brazil), between 1890 and 1930: on rules, regulations and textbooks
(Revista Internacional de Pesquisa em Educação Matemática (RIPEM), 2016)
Mathematics and MateFun, a natural way to introduce programming into school
(Udelar. FI., 2020)
In this paper, we describe an activity carried out with mathematics teachers of high school. The general objectives are: on the one hand, to include a stage of programming in the process of solving problems, emphasising ...
Foundations of Software Science and Computation Structures : 23rd International Conference, FOSSACS 2020, Held as Part of the European Joint Conferences on Theory and Practice of Software, ETAPS 2020, Dublin, Ireland, April 25–30, 2020, Proceedings
This open access book constitutes the proceedings of the 23rd International Conference on Foundations of Software Science and Computational Structures, FOSSACS 2020, which took place in Dublin, Ireland, in April 2020, and ...
Motivational Program Based On The Polya Method To Improve The Solving Of Mathematical Problems
(International Journal of Scientific and Technology ResearchPE, 2019-11)
Recent international evaluations regarding educational level have revealed that Peru is in the rankings of countries with the lowest performance in various subjects, including mathematics. The Polya method is presented as ...
Tactical planning of domestic supply chains
(Revista Facultad de Ingeniería Universidad de Antioquia, 2011)
This paper presents a single-period mathematical programming model NLMIP of a 5-stage supply chain with multiple possibilities of organizational ownership that allows several distribution channel links. The objective of ...
Mathematical optimization of unbalanced networks with smart grid devices
(2018-01-01)
Electric distribution networks should be prepared to provide an economic and reliable service to all customers, as well as to integrate technologies related to distributed generation, energy storage, and plug-in electric ...
A binary integer linear programming model for fault section estimation in electric power systems
(2019-11-01)
A new method, based on binary integer programming, to solve the problem of fault section estimation in power systems is developed in this work. This optimization model is formulated based on a set of minimum covers, subject ...
Planejamento de Fontes Reativas em Sistemas de Energia Elétrica utilizando a técnica de Decomposição de Benders e o algoritmo de Branch-and-Bound
(2001-05-01)
This paper presents the Benders decomposition technique and Branch and Bound algorithm used in the reactive power planning in electric energy systems. The Benders decomposition separates the planning problem into two ...
Planejamento de Fontes Reativas em Sistemas de Energia Elétrica utilizando a técnica de Decomposição de Benders e o algoritmo de Branch-and-Bound
(2001-05-01)
This paper presents the Benders decomposition technique and Branch and Bound algorithm used in the reactive power planning in electric energy systems. The Benders decomposition separates the planning problem into two ...