Results 21 to 30 of about 148,179 (227)

H ? filtering for stochastic singular fuzzy systems with time-varying delay [PDF]

open access: yes, 2014
This paper considers the H? filtering problem for stochastic singular fuzzy systems with timevarying delay. We assume that the state and measurement are corrupted by stochastic uncertain exogenous disturbance and that the system dynamic is modeled ...
Cai, Min   +3 more
core   +1 more source

An effective collocation technique to solve the singular Fredholm integral equations with Cauchy kernel

open access: yesAdvances in Difference Equations, 2017
In this paper, an effective numerical method to solve the Cauchy type singular Fredholm integral equations (CSFIEs) of the first kind is proposed. The collocation technique based on Bernstein polynomials is used for approximation the solution of various ...
Ali Seifi   +3 more
doaj   +1 more source

On the solution of spatial generalizations of Beltrami equations [PDF]

open access: yes, 2005
With the help of functional analytical methods complex analysis is a powerful tool in treating non-linear first-order partial differential equations in the plane. Some of the most important of these equations are the Beltrami equations.
Kähler, Uwe
core   +2 more sources

The volume integral equation method in magnetostatic problem

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2019
This article addresses the issues of volume integral equation method application to magnetic system calculations. The main advantage of this approach is that in this case finding the solution of equations is reduced to the area filled with ferromagnetic.
Pavel G Akishin, Andrey A Sapozhnikov
doaj   +1 more source

On Bernstein Polynomials Method to the System of Abel Integral Equations

open access: yesAbstract and Applied Analysis, 2014
This paper deals with a new implementation of the Bernstein polynomials method to the numerical solution of a special kind of singular system. For this aim, first the truncated Bernstein series polynomials of the solution functions are substituted in the
A. Jafarian   +3 more
doaj   +1 more source

Program of electromagnetic modeling antenna arrays HF-range

open access: yesФизика волновых процессов и радиотехнические системы, 2019
The program of electromagnetic modeling antenna arrays HF-range has been developed to eliminate the shortcomings and limitations of the existing programs of analysis and synthesis of wire antennas. The technique assuming the numerical solution of systems
I.S. Polyanskii   +2 more
doaj   +1 more source

Slow invariant manifolds as curvature of the flow of dynamical systems [PDF]

open access: yes, 2014
Considering trajectory curves, integral of n-dimensional dynamical systems, within the framework of Differential Geometry as curves in Euclidean n-space, it will be established in this article that the curvature of the flow, i.e.
Chua, Leon   +2 more
core   +1 more source

Hamilton-Jacobi quantization of singular Lagrangians with linear velocities

open access: yes, 2004
In this paper, constrained Hamiltonian systems with linear velocities are investigated by using the Hamilton-Jacobi method. We shall consider the integrablity conditions on the equations of motion and the action function as well in order to obtain the ...
A. Corichi   +26 more
core   +1 more source

On the Number of Zeros of Abelian Integrals: A Constructive Solution of the Infinitesimal Hilbert Sixteenth Problem [PDF]

open access: yes, 2008
We prove that the number of limit cycles generated by a small non-conservative perturbation of a Hamiltonian polynomial vector field on the plane, is bounded by a double exponential of the degree of the fields.
A. Glutsyuk   +64 more
core   +2 more sources

A method of extended normal equations for tikhonov’s regulatization problems with differentiation operator

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2014
This article is devoted to a new method of ill-conditioned linear algebraic systems solving with the help of differentiation operator. These problems appear while solving the first kind integral Fredholm equations.
Alexandr I Zhdanov, Ivan A Mikhaylov
doaj   +1 more source

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