Listar Revista de Matemáticas 18(1) por título

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    • Minimal Reducts with Grasp 

      Mendez Gurrola, Iris Iddaly; Laureano Cruces, Ana Lilia; Ramírez Rodríguez, Javier (2011-03-18)
      The proper detection of patient level of dementia is important to offer the suitable treatment. The diagnosis is based on certain criteria, reflected in the clinical examinations. From these examinations emerge the limitations ...

    • Optimal Control of Pollution Stock through Ecological Interaction of the Manufacturer and the State 

      Grigorieva, Ellina V.; Khailov, Evgenii N.; Kharitonova, E. I. (2011-03-18)
      A model of an interaction between a manufacturer and the state where the manufacturer produces a single product and the state controls the level of pollution is created and investigated. A local economy with a stock pollution ...

    • Personnel Selection Based on Fuzzy Methods 

      Cañós, Lourdes; Casasús, Trinidad; Crespo, Enric; Lara, Tomás; Pérez, Juan C. (2011-03-18)
      The decisions of managers regarding the selection of staff strongly determine the success of the company. A correct choice of employees is a source of competitive advantage. We propose a fuzzy method for staff selection, ...

    • Regresion PLS y PCA como Solucion al Problema de Multicolinealidad en Regresion Multiple 

      Vega Vilca, José Carlos; Guzman, Josué (2011-03-18)
      We present and compare principal components regression and partial least squares regression, and their solution to the problem of multicollinearity. We illustrate the use of both techniques, and demonstrate the superiority ...

    • The Decreasing digits and the a, b, c Model: A Proposal for Handling Populations in Shelters 

      García G., María J.; Hernández R., José G.; Hernández G., Gilberto J. (2011-03-18)
      Happened a catastrophe, some one of the impacted population should their move from its homes, toward refuges or shelters. To guarantee the essential services in the shelter, it is necessary to know the population size that ...