Results 41 to 50 of about 204,395 (232)

An inverse problem for a nonlinear Fredholm integro-differential equation of fourth order with degenerate kernel

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2015
We consider the questions of one value solvability of the inverse problem for a nonlinear partial Fredholm type integro-differential equation of the fourth order with degenerate kernel. The method of degenerate kernel is developed for the case of inverse
Tursun K Yuldashev
doaj   +1 more source

On $$L_p$$-solvability of stochastic integro-differential equations [PDF]

open access: yesStochastics and Partial Differential Equations: Analysis and Computations, 2020
AbstractA class of (possibly) degenerate stochastic integro-differential equations of parabolic type is considered, which includes the Zakai equation in nonlinear filtering for jump diffusions. Existence and uniqueness of the solutions are established in Bessel potential spaces.
István Gyöngy, Sizhou Wu
openaire   +4 more sources

Numerical solution of the two-dimensional Helmholtz equation with variable coefficients by the radial integration boundary integral and integro-differential equation methods [PDF]

open access: yes, 2012
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2012 Taylor & Francis.This paper presents new formulations of the boundary–domain integral equation (BDIE) and the boundary–domain integro-
Al-Jawary, MA, Wrobel, LC
core   +1 more source

Double Fuzzy Sumudu Transform to Solve Partial Volterra Fuzzy Integro-Differential Equations [PDF]

open access: yes, 2020
In this paper, the double fuzzy Sumudu transform (DFST) method was used to find the solution to partial Volterra fuzzy integro-differential equations (PVFIDE) with convolution kernel under Hukuhara differentiability.
Atanaska Georgieva
core   +1 more source

Solvability of some systems of non-fredholm integro-differential equations with mixed diffusion [PDF]

open access: yes, 2022
We prove the existence in the sense of sequences of solutions for some system of integro-differential type equations in two dimensions containing the normal diffusion in one direction and the anomalous diffusion in the other direction in H-2 (R-2, R-N ...

core   +1 more source

Numerical Approximate Solution of Fuzzy Volterra Nonlinear Integro-Differential Equation

open access: yesAcademic Science Journal
In this work, approximate solutions to fuzzy integro-differential equations refer to numerical methods or techniques used to obtain approximate solutions to differential equations involving fuzzy sets and integro-differential operators.
walaa fasial   +2 more
doaj   +1 more source

Classical Theory of Linear Multistep Methods for Volterra Functional Differential Equations

open access: yesDiscrete Dynamics in Nature and Society, 2021
Based on the linear multistep methods for ordinary differential equations (ODEs) and the canonical interpolation theory that was presented by Shoufu Li who is exactly the second author of this paper, we propose the linear multistep methods for general ...
Yunfei Li, Shoufu Li
doaj   +1 more source

On the Approximate Solution of Partial Integro-Differential Equations Using the Pseudospectral Method Based on Chebyshev Cardinal Functions [PDF]

open access: yes, 2021
In this paper, we apply the pseudospectral method based on the Chebyshev cardinal function to solve the parabolic partial integro-differential equations (PIDEs).
Fairouz Tchier   +3 more
core   +1 more source

An integro-differential equation [PDF]

open access: yesProceedings of the American Mathematical Society, 1980
The vector equation \[ x ′ ( t
openaire   +1 more source

Review of CFD modelling techniques for single‐phase and multiphase flow in static mixers

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
This review synthesizes computational fluid dynamics (CFD) approaches for static mixers, linking hydrodynamics to pressure drop, particle/droplet distributions, mixing metrics, and heat‐transfer performance to guide modelling choices and design decisions. Abstract Static mixers enable compact and low‐energy intensification.
Jussan Jaeger   +7 more
wiley   +1 more source

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