Results 21 to 30 of about 10,395 (165)

On two improved numerical algorithms for vibration analysis of systems involving fractional derivatives

open access: yesVietnam Journal of Mechanics, 2021
Zhang and Shimizu (1998) proposed a numerical algorithm based on Newmark method to calculate the dynamic response of mechanical systems involving fractional derivatives.
Nguyen Van Khang   +2 more
doaj   +1 more source

Modification of Fourth order Runge-Kutta Method for Kutta Form With Geometric Means

open access: yesKubik, 2020
This paper  discuss how to modified Fourth order Runge-Kutta Kutta method based on the geometric mean. Then we have parameters  and   however by re-comparing the Taylor series expansion of   and  up to the 4th order.  For make error term re-compering
Irma Suryani   +3 more
doaj   +1 more source

Construction of Two-Derivative Runge–Kutta Methods of Order Six

open access: yesAlgorithms, 2023
Two-Derivative Runge–Kutta methods have been proposed by Chan and Tsai in 2010 and order conditions up to the fifth order are given. In this work, for the first time, we derive order conditions for order six.
Zacharoula Kalogiratou   +1 more
doaj   +1 more source

Chaos of flexible rotor system with critical speed in magnetic bearing based on the improved precise Runge–Kutta hybrid integration

open access: yesAdvances in Mechanical Engineering, 2018
Magnetic rotor-bearing system has drawn great attention because of its several advantages compared to existent rotor-bearing system, and explicit Runge–Kutta method has achieved good results in solving dynamic equation.
Xi Fang   +6 more
doaj   +1 more source

Semiexplicit 𝐴-stable Runge-Kutta methods [PDF]

open access: yesMathematics of Computation, 1979
An s − 1 s - 1 stage semiexplicit Runge-Kutta method is represented by an s × s s \times s real lower triangular matrix where the number of implicit stages is given by the number of nonzero diagonal elements. It is shown that the maximum order attainable is s when
Cooper, G. J., Sayfy, A.
openaire   +1 more source

Spatially Partitioned Embedded Runge--Kutta Methods [PDF]

open access: yesSIAM Journal on Numerical Analysis, 2013
We study spatially partitioned embedded Runge--Kutta (SPERK) schemes for partial differential equations (PDEs), in which each of the component schemes is applied over a different part of the spatial domain. Such methods may be convenient for problems in which the smoothness of the solution or the magnitudes of the PDE coefficients vary strongly in ...
Ketcheson, David I.   +2 more
openaire   +4 more sources

Dissipativity of Runge-Kutta methods for a class of nonlinear functional-integro-differential equations

open access: yesAdvances in Difference Equations, 2017
This paper is concerned with the dissipativity of Runge-Kutta methods for a class of nonlinear functional-integro-differential equations (FIDEs). The dissipativity results of Runge-Kutta methods for the FIDEs are given.
Qing Liao, Liping Wen
doaj   +1 more source

Exponentially fitted Runge–Kutta methods

open access: yesJournal of Computational and Applied Mathematics, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Vanden Berghe, Guido   +3 more
openaire   +2 more sources

Semi analytical method for solving lymphatic filariasis epidemic model

open access: yesJournal of Applied Sciences and Environmental Management, 2019
In this paper, we present a deterministic model on the transmission dynamics of Lymphatic Filariasis. Non-Standard Finite Difference Method (NSFDM) is employed to attempt the solution of the model.
F.A. Oguntolu   +3 more
doaj   +1 more source

Practical symplectic partitioned Runge–Kutta and Runge–Kutta–Nyström methods

open access: yesJournal of Computational and Applied Mathematics, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Blanes, S., Moan, P. C.
openaire   +2 more sources

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