Results 51 to 60 of about 890,387 (196)

Estimación de parametros en modelos no lineales [PDF]

, 2003
101 p.Actualmente, se hace necesario en todos los ámbitos del conocimiento hacer estimaciones y proyecciones ya sea de demandas de productos, del comportamiento de un portafolio, de fármacos en el torrente sanguíneo, de tasas de crecimientos y muchas ...
Cornejo Zúñiga, Oscar (Prof. Guía), Lastra Cortes, Gastón Andrés   +1 more
core  

An open‐source LED lamp for use with the LI‐6800 photosynthesis system

Applications in Plant Sciences, Volume 13, Issue 1, January-February 2025.
Abstract Premise Controlling light flux density during carbon dioxide assimilation measurements is essential in photosynthesis research. Commercial lamps are expensive and are based on monochromatic light‐emitting diodes (LEDs), which deviate significantly in their spectral distribution compared to sunlight.
Aarón I. Vélez‐Ramírez, Juan de Dios Moreno, Uriel G. Pérez‐Guerrero, Antonio M. Juarez, Hector Castillo‐Arriaga, Josefina Vázquez‐Medrano, Ilane Hernández‐Morales   +6 more
wiley   +1 more source

Diseño de hipertextos en matemática para estudiantes de ingeniería [PDF]

, 2014
En el presente reporte de investigación sintetizamos algunas reflexiones relativas al diseño de hipertextos sobre temas de matemática destinados a alumnos de primer año universitario, objeto de estudio de nuestra línea de investigación.
Falsetti, Marcela, Favieri, Adriana, Scorzo, Roxana, Williner, Betina   +3 more
core  

Análisis de la solidificación de aleaciones ZN-AL a partir del método de Newton

Revista de energía química y física, 2019
The undercoolings of the primary and eutectic phases were determined in three Zn-Al alloys by the experimental cooling curves associated. The compositions of the alloys considered in this study were Zn-3%wAl, Zn-6%w Al and Zn-11% w Al in order to ...
Sara Cruz-Guerrero, Israel Lazaro-Becerril, Jorge Eduardo Munguia-Huerta, Antonio Juanico-Loran, Hector Cruz-Mejia   +4 more
semanticscholar   +1 more source

Parents' illness representations of their child with anorexia nervosa: A systematic review of qualitative studies using the common‐sense model

International Journal of Eating Disorders, Volume 57, Issue 5, Page 1049-1068, May 2024.
Abstract Objective Research indicates that parents experience distress while caring for a child with anorexia nervosa. Applying the Common Sense Model of Self‐Regulation (CSM), a framework to describe responses to illness may help to understand the antecedents of parental distress, which could inform how to support parents in treatment. The aim of this
Doriana Marchetti, Vilas Sawrikar
wiley   +1 more source

Análise de problemas não-lineares de condução térmica pelo método dos elementos de contorno [PDF]

, 1995
Apresenta-se a solucáo numérica de problemas náo lineares de conducáo térmica em regime permanente através do Método dos Elementos de Contorno com a aplicas50 da Transformada de Kirchhoff (TK).
Azevedo, José Paulo Soares de
core   +1 more source

Dinámica del método de Newton en polinomios cuadráticos y de quinto grado

Sociedad & Tecnología
El presente artículo estudia la dinámica compleja inducida por el método de Newton aplicado a polinomios, con énfasis en la existencia y clasificación de órbitas periódicas.
Cándido Benito Silverio-Llanos, Manuel Aurelio Diloné-Alvarado   +1 more
doaj   +1 more source

Aplicação do Método de Integração-spline para Resolver Equações da Cinética Química

Trends in Computational and Applied Mathematics, 2003
No trabalho consideram-se as equações da cinética química detalhada, que são as equações diferenciais ordinárias, complexas e rígidas. Na sua resolução, já é utilizado, há dezenas de anos, o -método com transformações em equações algébricas e aplicação ...
C.L. Burin, R. Iskhakova, V. Krioukov, A. Durigon   +3 more
doaj   +1 more source

Report of the Scientific Committee of the Spanish Agency for Food Safety and Nutrition (AESAN) on the microbiological criteria for Vibrio cholerae, as additional control measures at border control posts, applicable to imported frozen prawns and other fishery products

Food Risk Assess Europe, Volume 2, Issue 2, April 2024.
Abstract In recent years, an increase in the presence of Vibrio spp. in fishery products has been detected as a result of phenomena associated with climate change, international trade and the development of new detection and diagnosis methods. Specifically, it is the serogroups of V.
Antonio Valero Díaz, Rosa María Capita González, Baltasar Mayo Pérez, Azucena del Carmen Mora Gutiérrez, María Dolores Rodrigo Aliaga   +4 more
wiley   +1 more source

El método de newton para raíces complejas. Fractales en el problema de Cayley

, 2018
Cuando la busqueda de la solucion de un problema de aplicacion implica la resolucion de ecuaciones no lineales se hace uso de metodos numericos. Siendo el metodo de Newton uno de los mas usados debido a su versatilidad y agilidad, es de gran interes ...
Juneth Andrea Terán Tarapués, C. M. R. Alvarez   +1 more
semanticscholar   +1 more source