Results 81 to 90 of about 44,249 (258)

Solving linear systems of fractional integro-differential equations by Haar and Legendre wavelets techniques

open access: yesPartial Differential Equations in Applied Mathematics
In this study, we present two highly effective approaches aimed at solving linear systems of equations, specifically focusing on the Fredholm and Volterra equations in fractional integro-differential formula.
Seham Sh. Tantawy
doaj   +1 more source

Numerical Solution of Linear integro-ordinary Differential Equations Using Taylor Series

open access: yesمجلة بغداد للعلوم, 2004
Taylor series is applied to treat two types of higher order linear integro-ordinary differential equations: linear Fredholm and Volterra integro-ordinary differential.
Muna M. Mustafa
doaj   +1 more source

Distributed-order fractional wave equation on a finite domain. Stress relaxation in a rod

open access: yes, 2010
We study waves in a rod of finite length with a viscoelastic constitutive equation of fractional distributed-order type for the special choice of weight functions.
Agraval   +29 more
core   +1 more source

A construction of analog of Fredgolm theorems for one class of first order model integro-differential equation with logarithmic singularity in the kernel

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2017
The integral representations of the solution manifold for one class of the first order model integro-differential equation with logarithmic singularity in the kernel are constructed using arbitrary constants. The cases when the given integro-differential
Sarvar K Zaripov
doaj   +1 more source

Oscillations of integro-differential equations

open access: yesDifferential and Integral Equations, 1991
The integro-differential inequality (1) \(\dot y(t)+\int^ t_ 0 K(t- s)y(s)ds\leq 0\), \(t\geq T\) and the corresponding integro-differential equation (2) \(\dot y(t)+\int^ t_ 0 K(t-s)y(s)ds=0\), \(t\geq T\) are considered. Sufficient conditions, under which no positive solution of (1) exists, and necessary and sufficient conditions for existence of a ...
Ladas, G., Philos, Ch. G., Sficas, Y. G.
openaire   +3 more sources

Estimating scale‐dependent covariate responses using two‐dimensional diffusion derived from the stochastic partial differential equation method

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 1, Page 207-218, January 2026.
Abstract Species distribution models (SDMs) are widely used to standardize spatially unbalanced data, project climate impacts and identify habitat for conservation. SDMs typically estimate the impact of local environmental conditions by estimating a dome‐shaped or non‐parametric ‘environmental response function’.
Max Lindmark   +2 more
wiley   +1 more source

Laplace Adomian decomposition method for integro differential equations on time scale

open access: yesAin Shams Engineering Journal
The aim of this work is to probe the Laplace Adomian decomposition method (LADM) for some certain linear and non-linear integro-differential equations on an arbitrary time scales. Although, several researchers have treated integro-differential equations (
Shafiq Hussain, Feroz Khan
doaj   +1 more source

Fokker--Planck and Kolmogorov Backward Equations for Continuous Time Random Walk scaling limits

open access: yes, 2016
It is proved that the distributions of scaling limits of Continuous Time Random Walks (CTRWs) solve integro-differential equations akin to Fokker-Planck Equations for diffusion processes.
Baeumer, Boris, Straka, Peter
core   +1 more source

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