Resultados de búsqueda - "mathematics"

Limitar resultados
  1. J. H. Pollard. Mathematical models for the growth of human populations. London : Cambridge University Press, 1973 Ham Chande, Roberto

    Estudios Demográficos y Urbanos

    1976
    “…J. H. POLLARD, Mathematical Models for the Growth of Human Populations, Londres, Cambridge University Press, 1973.…”
  2. Desempeño educativo en México: la prueba Enlace Campos Vazquez, Raymundo M., Urbina Romero, Freddy D.

    Estudios Económicos

    2011
    “…This article measures the relationship between a standardized test applied at the national level (Enlace) with bimonthly test results at the classroom level. The results for mathematics imply that a one standard deviation increase in cumulative learning measured with the bimonthly tests increase the Enlace tests scores by 0.84 standard deviations. …”
  3. Autómatas Celulares en Cascada para modelar la expansión urbana con áreas restringidas Jiménez López, Eduardo, Garrocho Rangel, Carlos, Chávez Soto, Tania

    Estudios Demográficos y Urbanos

    2021
    “…We combine urban geography, dynamic system mathematics, geographic information systems (GIS) and computer science to design a general modeling methodology based on Cascade Cellular Automata, which allows the construction of specific models of the expansion of Mexican cities. …”
  4. La calidad del capital humano y el crecimiento económico de México Ocegueda Hernández, Juan Manuel, Ocegueda Hernández, Marco Tulio

    Estudios Económicos

    2024
    “…The effects of schooling are measured by educational level and controlled for differences in the quality of human capital with two alternative variables: the PISA exam score in mathematics and the added value attributable to human capital within total salaries. …”
  5. Evolución de la población de México, 1980-2005, conforme a la hipótesis de una tasa de crecimiento demográfico logística Ordorica, Manuel

    Estudios Demográficos y Urbanos

    2008
    “…In demographic research, several mathematical functions have been developed to represent the evolution of the population, including the exponential and logistic function. …”
  6. Ajuste de una función expologística a la evolución de la población total de México, 1930-1985 Ordorica, Manuel

    Estudios Demográficos y Urbanos

    1990
    “…In demographic research, a great number of mathematical functions have been developed for the purpose of analyzing the dynamics of the total population, among which the exponential function, the Gompertz curve, and the logistic function can be mentioned. …”
  7. Conciliación de la población de los censos y las estadísticas de nacimientos, defunciones y migración a través de una función expolinomial Ordorica Mellado, Manuel

    Estudios Demográficos y Urbanos

    1994
    “…This study seeks to build a mathematical function, which has been named expolinomial, to describe total population dynamics in Mexico between 1940 and 1990. …”
  8. La función de Gompertz-Makeham en la descripción y proyección de fenómenos demográficos Ogaz Pierce, Héctor

    Estudios Demográficos y Urbanos

    1991
    “…The Gompertz-Makeham mathematical function has received an increasing amount of attention from several researches, because of its ability to describe demographic phenomena and its flexibility in projecting tendencies in such phenomena. …”
  9. Propuesta metodológica para la optimización de los recursos invertidos en investigación Casas Díaz, Eduardo, Castillo, Sergio, Velázquez, Ma. de los Ángeles

    Estudios Económicos

    1996
    “…A brief description of the method proposed by Casas (1992) to estimate economic impact of research work is presented, including the mathematical model. Based on the above, an application is developed using data obtained by W. …”
  10. Localización geográfica de los servicios de salud en un subsistema de asentamientos rurales del Estado de México : un intento de evaluación Garrocho, Carlos

    Estudios Demográficos y Urbanos

    1990
    “…This is accomplished by means of a mathematical model that determines the site where the services should be offered in order to minimize the total and average distances the service users will have to cross. …”

Herramientas de búsqueda: