Mostrando ítems 201-220 de 7560

    • Modelación matemática de la respuesta acústica de frutos 

      Guillén Gallegos, María Claudia (Universidad Michoacana de San Nicolás de Hidalgo, 2008-12)
      The growing demand from international markets for high-quality fruit and vegetable products is requiring the agricultural sector to develop innovative technical resources to establish quality assurance programs based on ...
    • Estudio del espacio Moduli de aplicaciones racionales sobre la esfera de Riemman 

      Ortiz Béjar, Jesús (Universidad Michoacana de San Nicolás de Hidalgo, 2008-08)
      This thesis is based mainly in the article "Geometry and Dynamics of Rational Quadratic Maps" J. Milnor. The main objective is to provide a self-contained exposition the most possible of a topic that interests the complex ...
    • Métodos de alta resolución para la solución numérica de leyes de conservación en hidrodinámica clásica 

      Ortiz Madrigal, Néstor Enrique (Universidad Michoacana de San Nicolás de Hidalgo, 2008-05)
      In recent years the development of some areas of physics has been crucially dependent on advances in the field of computation, numerical analysis and the methods that come out of this to solve the systems of differential ...
    • Espacios clásicos de Banach 

      Pino Villela, Humberto Saúl (Universidad Michoacana de San Nicolás de Hidalgo, 2008-08)
      The Banach Classical Spaces are those spaces of Banach X whose dual space is isometric to L p (μ, R), for some 1 ≤ p ≤ ∞. It is well known that if 1 <p <then X = L q (μ, R), where q is a real number that satisfies 1 / p + ...
    • Estudios numéricos de la ecuación de onda y algunas aplicaciones 

      Llanes Rueda, Marco Vinicio (Universidad Michoacana de San Nicolás de Hidalgo, 2008-08)
      Numerical Analysis is a branch of mathematics whose limits are not entirely accurate. In a rigorous way, it can be defined as the busy discipline of describing, analyzing and creating numerical algorithms that allow us to ...
    • Propiedades de las soluciones de la ecuación de onda en los espacios de dimensión uno y dos 

      López Álvarez, Edwin Garivaldy (Universidad Michoacana de San Nicolás de Hidalgo, 2008-05)
      The study of the wave equation was the motivation for the first works in Partial Differential Equations. Jean Rond D'Alembert (1717-1783) published in 1743 Fraite de dynamique, an article in which the equation of a string ...
    • Aproximación por polinomios 

      Ramos Durán, Sebastián (Universidad Michoacana de San Nicolás de Hidalgo, 2008-01)
      Contents: 1. Approximation in normed spaces 2. Uniform approximation 3. Characterization of a better approximation 4. Approximation in a finite set of points Given an x ? X and a subset of X. Q W e want to find a y ? W ...
    • El data encryption standard y la robustez de mapeos regulares 

      Castañeda Rivera, Jesús (Universidad Michoacana de San Nicolás de Hidalgo, 2008-01)
      The Data Encryption Standard (DES) is a standard cryptographic system (since 1977) for the protection of confidential information in banking and trading systems, is the most widely used cryptographic system in the history ...
    • Ejemplos de estructuras geométricas en superficies 

      González Lemus, Juan Ahtziri (Universidad Michoacana de San Nicolás de Hidalgo, 2007-10)
      By the years 300 B.C. The Greek mathematician Euclid of Megara had the great idea of ??basing geometry on postulates on which all theorems that are valid in it rest. So, according to Euclid, studying some geometry is limited ...
    • Estudio por DRX de la estructura policristalina AlFe + A (A=B, Ni, Ti) 

      Ayala Durán, Diego (Universidad Michoacana de San Nicolás de Hidalgo, 2007-08)
      One of the fundamental tools for the structural characterization of the materials is X-ray diffraction (XRD). Through the XRD, different structural aspects of a material can be known, such as; The crystallographic phase, ...
    • Aplicaciones del axioma de Martin 

      Jara Ettinger, Patricio Salvador (Universidad Michoacana de San Nicolás de Hidalgo, 2008-02)
      There are many axiomatic systems for set theory, but choosing axioms is no easy matter. According to Wikipedia, an axiom is a proposition that does not require demonstration, since it is considered an "evident truth"; On ...
    • Autoimágenes de rejillas de polarización 

      Peralta Domínguez, Diecenia (Universidad Michoacana de San Nicolás de Hidalgo, 2007-09)
      In contemporary science and engineering, the tendency to emplearsenales of light to carry and process information is a relevanciacreciente.In most applications, the processing of optical information seha based on spatial ...
    • Un sistema automático para el problema de generación de mallas ID 

      Ruiz Moreno, Juan Carlos (Universidad Michoacana de San Nicolás de Hidalgo, 2007-11)
      Due to the dynamic conception of our world, differential equations are found in nature describing phenomena of physics, chemistry, biology, astronomy and other sciences.
    • Diseño, fabricación y caracterización de celdas solares inorgánico-orgánicas y orgánicas 

      Miranda Medina, María de Lourdes (Universidad Michoacana de San Nicolás de Hidalgo, 2007-10)
      In this thesis the investigation in solar cells alternative to those commercially available begins. In Mexico, few research groups address these issues. One of these groups is the one of photonics of the Center of ...
    • Análisis de películas de partículas de látex por técnicas de reflectometría óptica 

      Márquez Barrios, Yadira (Universidad Michoacana de San Nicolás de Hidalgo, 2007-11)
      The adsorption of colloidal particles on surfaces is a very common phenomenon in many fields of biology and physicochemistry. There are many systems in which suspensions are in contact with solid surfaces, and in a particular ...
    • Entropía y fisiología 

      Rangel Chávez, Luis Alberto (Universidad Michoacana de San Nicolás de Hidalgo, 2007-04)
      We can imagine many processes that conserve energy (and thus satisfy the first law of thermodynamics) but never happen. For example, a cup of hot coffee gives up some internal energy to rotational energy and spontaneously ...
    • Reconstrucción de imágenes con el método del grandiente 

      Chávez Villa, Antonio (Universidad Michoacana de San Nicolás de Hidalgo, 2006-12)
      The scope of nuclear medicine in the medical imaging area currently satisfies diagnostic needs for the prevention of treatment of diseases whose physical evidence is not necessarily perceived outside the organism of a ...
    • Representación del álgebra de Heisenberg en variedades Riemannianas 

      Vargas Medina, Julio (Universidad Michoacana de San Nicolás de Hidalgo, 2006-11)
      The objective of this work is to review the development of a general construction of the representations of Heisenberg algebra in arbitrary Riemannian manifolds. The reasons for investigating these aspects of field theory ...
    • Espacios topológicos generados por ordinales 

      Abrica Jacinto, Norma Leticia (Universidad Michoacana de San Nicolás de Hidalgo, 2006-12)
      he central point of this work is to show some topological spaces made from ordinal numbers. As well as make this work as visual as possible. That is, graphically display the topological spaces with which we work, as we ...
    • Crecimiento por S.P.B.E. de pozos cuánticos II-VI y sus propiedades excitónicas 

      García Vázquez, Misael (Universidad Michoacana de San Nicolás de Hidalgo, 2006-11)
      This work presents the results obtained when carrying out the growth for the technical SPBE, developed by the group NanoSem, of samples containing wells quantum of Zn 1-x Cd x You grown under conditions of superficial ...