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The Semigroup and the Inverse of the Laplacian on the Heisenberg Group
(Universidad de La Frontera. Departamento de Matemática y EstadísticaUniversidade Federal de Pernambuco. Departamento de Matemática, 2010)
AFEM for geometric PDE: The Laplace-Beltrami operator
(Springer, 2013)
We present several applications governed by geometric PDE, and their parametric finite element discretization, which might yield singular behavior. The success of such discretization hinges on an adequate variational ...
Stable computations by discrete mollification
(UNIVERSIDAD NACIONAL DE COLOMBIA, 2004)
The discrete mollification method is a data smoothing procedure, based on convolution, that is appropriate for the stabilization of explicit schemes for the numerical solution of partial differential equations and the ...
Fractional differential equations and inverse problems.
(Universidad Nacional de ColombiaMedellín - Ciencias - Doctorado en Ciencias - MatemáticasEscuela de matemáticasFacultad de CienciasMedellínUniversidad Nacional de Colombia - Sede Medellín, 2020)
Our goal is the study of identification problems in the framework of transport equations with
fractional derivatives. We consider time fractional diffusion equations and space fractional
advection dispersion equations. The ...
Análisis Paramétrico de la Degradación de Tricloroetileno en Fase Gas en un Reactor Fotocatalítico con Dióxido de Titanio Inmovilizado Sobre Mallas de VidrioParametrical analysis of the degradation of gas phase trichloroetylene in a photocatalytic reactor with titanium dioxide coated glass fiber meshes
(Asociación Física Argentina, 2007-07)
El estudio de la degradación de Tricloroetileno (TCE) en aire en un reactor fotocatalítico con dióxido de titanio depositado sobre un lecho fijo ha permitido obtener en un trabajo previo, una expresión cinética que contempla ...
Isomonodromic deformations through differential Galois theory
(Medellín - Ciencias - Doctorado en Ciencias - MatemáticasEscuela de matemáticasUniversidad Nacional de Colombia - Sede Medellín, 2019-10-13)
The text begins with a brief description of differential Galois theory from a geometrical perspective. Then, parameterized Galois theory is developed by means of prolongation of partial connections to the jet bundles. The ...
Operator theory in dynamical network systems
(Universidad Nacional de ColombiaBogotá - Ingeniería - Doctorado en Ingeniería - Ingeniería EléctricaDepartamento de Ingeniería Eléctrica y ElectrónicaFacultad de IngenieríaBogotá, ColombiaUniversidad Nacional de Colombia - Sede Bogotá, 2022-08-25)
We provide a data-driven synthesis framework for some complex systems. The proposed fra- mework relies on the linear operator theory involving the Koopman operator. Our first results employ Koopman-based lifting for the ...
Modelagem e analise de digestores Kraft descontinuo
([s.n.], 2004)