Results 11 to 20 of about 8,011 (280)
Computational solutions for Eikonal equation by differential quadrature method
Alexandria Engineering Journal, 2022 This article presents an efficient method to solve of Eikonal equation by the new differential quadrature method. The purpose of this article is to obtain the accuracy and performance method for the Eikonal equation.
Mehrullah Mehr, Davood Rostamy
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Solving 2D-Poisson equation using modified cubic B-spline differential quadrature method
Ain Shams Engineering Journal, 2018 In this study a modified cubic B-spline differential quadrature method (MCBDQM) is used to solve the two dimensional Poisson equation. Using the cubic B-spline functions, explicit expressions of weighting coefficients for approximation of derivatives are
Ahmed M. Elsherbeny +3 more
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Solving 2D-wave problems by the iterative differential quadrature method [PDF]
International Journal of Computer Mathematics, 2011 In this paper, the numerical stability of an iterative method based on differential quadrature (DQ) rules when applied to solve a two--dimensional (2D) wave problem is discussed. The physical model of a vibrating membrane, with different initial conditions, is considered.
S. Tomasiello +2 more
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Mathematics, 2020 In this paper a new method called the least squares differential quadrature method (LSDQM) is introduced as a straightforward and efficient method to compute analytical approximate polynomial solutions for nonlinear partial differential equations with ...
Constantin Bota +4 more
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Mathematics, 2023 The primary goal of this work is to solve the problem of drug diffusion through a thin membrane using a differential quadrature approach with drastically different shape functions, such as Lagrange interpolation and discrete singular convolution (the ...
Abdelfattah Mustafa +2 more
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Differential Quadrature Solution of Hyperbolic Telegraph Equation [PDF]
Journal of Applied Mathematics, 2012 Differential quadrature method (DQM) is proposed for the numerical solution of one- and two-space dimensional hyperbolic telegraph equation subject to appropriate initial and boundary conditions.
B. Pekmen, M. Tezer-Sezgin
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Journal of Applied Sciences and Environmental Management, 2013 This paper presents a computationally efficient and an accurate methodology in differential quadrature element method (EDQM) analysis of the nonlinear one-dimensional Burgers’ equation.
M Vaghefi +3 more
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Characteristics of the Differential Quadrature Method and Its Improvement [PDF]
Mathematical Problems in Engineering, 2015 The differential quadrature method has been widely used in scientific and engineering computation. However, for the basic characteristics of time domain differential quadrature method, such as numerical stability and calculation accuracy or order, it is still lack of systematic analysis conclusions.
Wang, Fangzong +2 more
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Generalized Differential Quadrature Finite Element Method applied to Advanced Structural Mechanics [PDF]
, 2013 Over the years the Differential Quadrature (DQ) method has distinguished because of its high accuracy, straightforward implementation and general ap- plication to a variety of problems.
Fantuzzi, Nicholas <1984>
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Finite Element Quadrature of Regularized Discontinuous and Singular Level Set Functions in 3D Problems [PDF]
, 2012 Regularized Heaviside and Dirac delta function are used in several fields of computational physics and mechanics. Hence the issue of the quadrature of integrals of discontinuous and singular functions arises.
PONARA, Nicola +9 more
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