Results 1 to 10 of about 5,618,774 (245)

Numerical solution of a weakly singular integral equation by the method of orthogonal polynomials

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2021
A scheme is constructed for the numerical solution of a singular integral equation with a logarithmic kernel by the method of orthogonal polynomials. The proposed schemes for an approximate solution of the problem are based on the representation of the ...
Sergei M. Sheshko
doaj   +1 more source

An Efficient Method Based on Framelets for Solving Fractional Volterra Integral Equations

open access: yesEntropy, 2020
This paper is devoted to shedding some light on the advantages of using tight frame systems for solving some types of fractional Volterra integral equations (FVIEs) involved by the Caputo fractional order derivative.
Mutaz Mohammad   +2 more
doaj   +1 more source

Differential Equation Model of the LLC Resonant Converter in the Ideal Case

open access: yesEnergies, 2020
The LLC resonant converter has been widely used in direct current (DC) power supply applications. However, fundamental harmonic approximation or other simplified analyses will introduce inevitable deviations.
Fang Li   +5 more
doaj   +1 more source

Разностная схема для уравнения конвекции-диффузии дробного порядка

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2021
Построена разностная схема, аппроксимирующая первую краевую задачу для уравнения конвекции-диффузии дробного порядка с постоянными коэффициентами. Исследована устойчивость и сходимость разностной схемы.
Казакова, Е.М.
doaj   +1 more source

Shear flow of two immiscible non-Newtonian nanofluids considering motion of motile microorganisms

open access: yesInternational Journal of Thermofluids
This study numerically investigates the heat and mass transfer characteristics in two-phase boundary layer shear flows involving non-Newtonian Eyring-Powell and Casson fluids with motile microorganisms.
S. Goher, Z. Abbas, M.Y. Rafiq
doaj   +1 more source

Numerical solutions to systems of fractional Voltera Integro differential equations, using Chebyshev wavelet method

open access: yesJournal of Taibah University for Science, 2018
The Chebyshev Wavelet Method (CWM) is applied to evaluate the numerical solutions of some systems of linear fractional Voltera integro differential equations (FVIDEs).
Hassan Khan   +3 more
doaj   +1 more source

Numerical Solution of Governing Thermal-Hydraulic Equations in the Core of PBMR Using the Porous Media Model [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2014
Numerical solution of governing thermal-hydraulic equations in the core of a pebble bed modular reactor (PBMR) is investigated using the porous media approach.
Mohammad Hossein Estaki   +3 more
doaj  

Free vibration and postbuckling of laminated composite Timoshenko beams

open access: yesScience and Engineering of Composite Materials, 2016
A numerical solution method was developed to investigate the postbuckling behavior and vibrations around the buckled configurations of symmetrically and unsymmetrically laminated composite Timoshenko beams subject to different boundary conditions.
Ansari Reza   +3 more
doaj   +1 more source

Equivalent Surface Impedance of Slot Impedance Load Based on the Aperture in a Parallel-Plate Waveguide Wall as Part of an Infinite Array

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2016
The problem of infinite array of slot impedance loads excitation by plane wave is considered in order to determine the equivalent surface impedance. Each array element is an aperture in the wall of parallel-plate waveguide. A plane conductor is placed in
O. V. Alpatova, V. G. Koshkid’Ko
doaj  

Numerical solution through mathematical modelling of unsteady MHD flow past a semi-infinite vertical moving plate with chemical reaction and radiation

open access: yesStudia Geotechnica et Mechanica, 2018
In the present manuscript, unsteady magnetohydrodynamic (MHD) flow over a moving porous semi-infinite vertical plate with time-dependent suction has been studied in the presence of chemical reaction and radiation parameters.
Bhandari Anupam
doaj   +1 more source

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