Results 21 to 30 of about 1,076,413 (185)

A New Biased Model Order Reduction for Higher Order Interval Systems

open access: yesAdvances in Electrical and Electronic Engineering, 2016
This paper presents a new biased method for order reduction of linear continuous time interval systems. This method is based on the Stability equation method, Pade approximation and Kharitonov’s theorem. The higher order interval system is represented by
Mangipudi Siva Kumar, Gulshad Begum
doaj   +1 more source

The GDTM-Padé Technique for the Nonlinear Lattice Equations

open access: yesAbstract and Applied Analysis, 2012
The GDTM-Padé technique is a combination of the generalized differential transform method and the Padé approximation. We apply this technique to solve the two nonlinear lattice equations, which results in the high accuracy of the GDTM-Padé solutions ...
Junfeng Lu
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

On the Study of Oscillating Viscous Flows by Using the Adomian-Padé Approximation

open access: yesJournal of Applied Mathematics, 2015
The Adomian-Padé technique is applied to examine two oscillating viscous flows, the Stokes’ second problem and the pressure-driven pulsating flow. Main purposes for studying oscillating flows are not only to verify the accuracy of the approximation ...
Chi-Min Liu
doaj   +1 more source

Padé approximants for inverse trigonometric functions and their applications

open access: yesJournal of Inequalities and Applications, 2017
The Padé approximation is a useful method for creating new inequalities and improving certain inequalities. In this paper we use the Padé approximant to give the refinements of some remarkable inequalities involving inverse trigonometric functions, it is
Shanhe Wu, Gabriel Bercu
doaj   +1 more source

On the Expediency and Possibilities of Approximating a Pure Delay Link

open access: yesИнформатика и автоматизация, 2022
When solving problems of controlling an object with delay, it is often necessary to approximate a pure delay link with a minimum phase link in order to ensure the possibility of using analytical methods for regulator design.
Vadim Zhmud   +5 more
doaj   +1 more source

Dark energy reconstruction based on the Padé approximation; an expansion around the $$\varLambda $$ΛCDM [PDF]

open access: yesThe European Physical Journal C, 2018
We study the dynamical properties of dark energy based on a large family of Padé parameterizations for which the dark energy density evolves as the ratio between two polynomials in the scale factor of the universe.
A. Mehrabi, S. Basilakos
semanticscholar   +1 more source

Mixed type Hermite-Padé approximation inspired by the Degasperis-Procesi equation [PDF]

open access: yesAdvances in Mathematics, 2018
In this work we present new results on the convergence of diagonal sequences of certain mixed type Hermite-Pad\'e approximants of a Nikishin system.
G. L. Lagomasino   +2 more
semanticscholar   +1 more source

Error estimation in the numerical solution of rational functions

open access: yesJournal of Applied Sciences and Environmental Management, 2005
In this paper, two methods are described for obtaining estimates of the error of rational functions the Pade\'s and Meahly\'s methods of approximation were used and it was discovered that Maehly\'s proved more accurate than the Pade\'s method.
FO Akinpelu, AA Adetunde, EO Omidiora
doaj   +1 more source

Efficient Exponential Time-Differencing Methods for the Optical Soliton Solutions to the Space-Time Fractional Coupled Nonlinear Schrödinger Equation

open access: yesJournal of Mathematics, 2021
The coupled nonlinear Schrödinger equation is used in simulating the propagation of the optical soliton in a birefringent fiber. Hereditary properties and memory of various materials can be depicted more precisely using the temporal fractional ...
Xiao Liang, Bo Tang
doaj   +1 more source

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