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Article
An Optimal Control Method for Nonlinear Inverse Diffusion Coefficient Problem
This paper investigates the solution of a parameter identification problem associated with the two-dimensional heat equation with variable diffusion coefficient. The singularity of the diffusion coefficient re...
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Article
Solving the 3D Laplace equation by meshless collocation via harmonic kernels
This paper solves the Laplace equation Δu = 0 on domains Ω ⊂ ℝ3 by meshless collocation on scattered points of the boundary $\partial\...
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Article
Super quasiperiodic wave solutions and asymptotic analysis for \( \mathcal{N} = 1 \) supersymmetric KdV-type equations
Based on a general multidimensional Riemann theta function and the super Hirota bilinear form, we extend the Hirota method to construct explicit super quasiperiodic (multiperiodic) wave solutions of ...
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Article
Discretized Tikhonov regularization by reproducing kernel Hilbert space for backward heat conduction problem
In this paper we propose a numerical reconstruction method for solving a backward heat conduction problem. Based on the idea of reproducing kernel approximation, we reconstruct the unknown initial heat distrib...
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Article
Solvability of partial differential equations by meshless kernel methods
This paper first provides a common framework for partial differential equation problems in both strong and weak form by rewriting them as generalized interpolation problems. Then it is proven that any well-pos...
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Article
Numerical differentiation by radial basis functions approximation
Based on radial basis functions approximation, we develop in this paper a new com-putational algorithm for numerical differentiation. Under an a priori and an a posteriori choice rules for the regularization para...
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Chapter and Conference Paper
A COMPUTATIONAL METHOD FOR SOLVING CAUCHY PROBLEMS OF ELLIPTIC OPERATORS
In this talk we combine a meshless method of fundamental solution (MFS) with different regularization methods to solve Cauchy problems of elliptic differential operators. The main idea of MFS is to approximate th...
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Article
An Adaptive Greedy Algorithm for Solving Large RBF Collocation Problems
The solution of operator equations with radial basis functions by collocation in scattered points leads to large linear systems which often are nonsparse and ill-conditioned. But one can try to use only a subs...
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Article
Numerical algorithm for triphasic model of charged and hydrated soft tissues
This paper devises an efficient numerical algorithm for solving a two-dimensional triphasic model of charged and hydrated soft tissue by using the radial basis functions. The proposed numerical method is appl...
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Article
A new formulation and computation of the triphasic model for mechano-electrochemical mixtures
From the generalized first law of thermodynamics for an irreversible thermodynamical system, a new set of governing equations for the mixture theory is derived based on the triphasic model for mechano-electro...
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Article
A Multiquadric Interpolation Method for Solving Initial Value Problems
In this paper, an interpolation method for solving linear differential equations was developed using multiquadric scheme. Unlike most iterative formula, this method provides a global interpolation formula for ...
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Chapter and Conference Paper
On the Penalty Method of Stokes Equations and Biphasic Mixture Model of Soft Hydrated Tissues
In conventional penalty methods of Stokes equations and N-S equations the pressure term is introduced into the incompressibility equation with a penalty parameter. This motivation is examined in this paper, an...