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A new preconditions for solving linear systems with symmetric Z-matrices 

Cajigas-Santiago, Jesús (2012-05)
There are many preconditioners for linear systems, for example, P = I + Smax developed by Kotakemori in [9] and its extension P˜ developed by Arenas & Yong in [1]. These preconditioners were built to speed up the convergence ...
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Aspectos computacionales del método Local Discontinuos Galerkin para mallas no estructuradas en 3D 

Sequeira-Chabarría, Filánder de los A. (2010-11)
Muchos de los problemas físicos y de ingeniería son modelados a través de ecuaciones diferenciales e integrales, los cuales, en la mayoría de los casos, no tienen una solución analítica. Por esta razón, se recurre a aproximar ...
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Marco computacional para el tratamiento armónico de representaciones bidimensionales 

Soto-Quirós, Juan P. (2011-08)
A través de los años, el análisis armónico aplicado y numérico ha sido relevante en el área de ingeniería eléctrica, para el estudio y el comportamiento de señales bidimensionales en tiempo y frecuencia, específicamente ...
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A new preconditioner for solving linear systems with ill-conditioned Z-matrices 

Arenas-Navarro, Isnardo (2011-06)
The class of Z-matrices is the set of matrices whose off-diagonal entries are non positive. Solving a linear system of the form Ax = b is possible if the coefficient matrix A has certain characteristics such as being of ...
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Método "Local Discontinuous Galerkin" para la ecuación vectorial de Helmholtz 

Alvarado-Hernández, Arlin J. (2014-08)
Algunos de los fenómenos electromagnéticos que ocurren en diversas aplicaciones de ingeniería y problemas físicos, producto de la interacción de campos eléctricos y magnéticos, carga y corriente eléctrica, son modelados ...
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A study of normality tests and an extension to the normality plot 

Acosta-Archila, Felipe H. (2010-05)
We are considering a number of existing normality tests and study their power against different alternative hypotheses. We also develop an extension to the normality plot by adding a fixed confidence band. This procedure ...

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AuthorAcosta-Archila, Felipe H. (1)Alvarado-Hernández, Arlin J. (1)Arenas-Navarro, Isnardo (1)Cajigas-Santiago, Jesús (1)Sequeira-Chabarría, Filánder de los A. (1)Soto-Quirós, Juan P. (1)AdvisorYong, Xuerong (2)Castillo, Paul E. (1)Rodríguez, Domingo (1)Rolke, Wolfgang A. (1)Steinberg, Lev (1)KeywordsLinear systems (2)Local Discontinuous Galerkin (2)Digital signal (1)Ecuacion vectorial Helmholtz (1)Equation (1)Finite different methods (1)Fixed confidence band (1)Fourier transform (1)Functions (1)Integral equation (1)... View MoreSubject Heading
Numerical analysis (6)
Matrices (4)Galerkin methods (2)Iterative methods (Mathematics) (2)Linear systems (2)Computable functions -- Data processing (1)Data envelopment analysis (1)Differenctial-algebraic equations -- Numerical solutions (1)Differential equations, Elliptic -- Numerical solutions (1)Differential equations, Partial (1)... View MoreTypeThesis (6)Date2010 (2)2011 (2)2012 (1)2014 (1)Department
Department of Mathematics (6)
ProgramApplied Mathematics (5)Mathematical Statistics (1)CollectionTheses & Dissertations (6)

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