Results 11 to 20 of about 34,399 (136)

Enabling High-Dimensional Hierarchical Uncertainty Quantification by ANOVA and Tensor-Train Decomposition [PDF]

open access: yes, 2014
Hierarchical uncertainty quantification can reduce the computational cost of stochastic circuit simulation by employing spectral methods at different levels.
Daniel, Luca   +4 more
core   +3 more sources

Analysis of Cylindrical Shells Using Generalized Differential Quadrature

open access: yesShock and Vibration, 1997
The analysis of cylindrical shells using an improved version of the differential quadrature method is presented. The generalized differential quadrature (GDQ) method has computational advantages over the existing differential quadrature method.
C.T. Loy, K.Y. Lam, C. Shu
doaj   +1 more source

Buckling analysis of nonuniform nonlocal strain gradient beams using generalized differential quadrature method

open access: yesAlexandria Engineering Journal, 2018
Recently, it was shown that the length scales presented in nonlocal elasticity and strain gradient theory each describe a different physical and material properties of structures at small scales.
H. Bakhshi Khaniki   +2 more
doaj   +1 more source

Nonlinear Stability and Convergence of Two-Step Runge-Kutta Methods for Volterra Delay Integro-Differential Equations

open access: yesAbstract and Applied Analysis, 2013
This paper introduces the stability and convergence of two-step Runge-Kutta methods with compound quadrature formula for solving nonlinear Volterra delay integro-differential equations.
Haiyan Yuan, Cheng Song
doaj   +1 more source

Geometrically nonlinear dynamic analysis of functionally graded material plate excited by a moving load applying first-order shear deformation theory via generalized differential quadrature method

open access: yesSN Applied Sciences, 2021
In this study, we present a numerical solution for geometrically nonlinear dynamic analysis of functionally graded material rectangular plates excited to a moving load based on first-order shear deformation theory (FSDT) for the first time. To derive the
Hesam Nazari   +3 more
doaj   +1 more source

Differential Quadrature Method for Fully Intrinsic Equations of Geometrically Exact Beams

open access: yesAerospace, 2022
In this paper, a differential quadrature method of high-order precision (DQ−Pade), which is equivalent to the generalized Pade approximation for approximating the end of a time or spatial interval, is used to solve nonlinear fully intrinsic equations of ...
Lidao Chen, Yong Liu
doaj   +1 more source

A Modified Generalized Laguerre-Gauss Collocation Method for Fractional Neutral Functional-Differential Equations on the Half-Line

open access: yesAbstract and Applied Analysis, 2014
The modified generalized Laguerre-Gauss collocation (MGLC) method is applied to obtain an approximate solution of fractional neutral functional-differential equations with proportional delays on the half-line.
Ali H. Bhrawy   +3 more
doaj   +1 more source

Vibration analysis of multi-stepped and multi-damaged parabolic arches using GDQ

open access: yesCurved and Layered Structures, 2014
This paper investigates the in-plane free vibrations of multi-stepped and multi-damaged parabolic arches, for various boundary conditions. The axial extension, transverse shear deformation and rotatory inertia effects are taken into account.
Viola Erasmo   +3 more
doaj   +1 more source

Investigation of Oriented Magnetic Field Effects on Entropy Generation in an Inclined Channel Filled with Ferrofluids

open access: yesEntropy, 2017
Dispersion of super-paramagnetic nanoparticles in nonmagnetic carrier fluids, known as ferrofluids, offers the advantages of tunable thermo-physical properties and eliminate the need for moving parts to induce flow.
Elgiz Baskaya   +2 more
doaj   +1 more source

On the convergence of Lawson methods for semilinear stiff problems [PDF]

open access: yes, 2017
Since their introduction in 1967, Lawson methods have achieved constant interest in the time discretization of evolution equations. The methods were originally devised for the numerical solution of stiff differential equations. Meanwhile, they constitute
Hochbruck, Marlis, Ostermann, Alexander
core   +3 more sources

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