Results 11 to 20 of about 396,352 (242)

On more general boundary value problems involving sequential fractional derivatives

open access: yesAdvances in Difference Equations, 2019
We investigate the existence of solutions for new boundary value problems of Caputo-type sequential fractional differential equations and inclusions supplemented with nonlocal integro-multipoint boundary conditions.
Bashir Ahmad   +3 more
doaj   +1 more source

Attractivity for Hilfer fractional stochastic evolution equations

open access: yesAdvances in Difference Equations, 2020
This article is devoted to the study of the attractivity of solutions to a class of stochastic evolution equations involving Hilfer fractional derivative.
Min Yang   +3 more
doaj   +1 more source

A study on photo-thermo-elastic wave in a semi-conductor material caused by ramp-type heating

open access: yesAlexandria Engineering Journal, 2021
A mathematical model of the Green-Naghdi photo-thermoelastic model due to ramp-type heating is presented to study the photo- thermo-elastic waves in a two-dimension semi-conductor material.
Aatef D. Hobiny   +2 more
doaj   +1 more source

New conditions for the existence of equilibrium prices [PDF]

open access: yesYugoslav Journal of Operations Research, 2018
We study the existence of equilibrium price vector in a supply-demand model taking into account the transaction costs associated with the sale of products.
Arutyunov Aram V.   +2 more
doaj   +1 more source

The Space of Functions with Tempered Increments on a Locally Compact and Countable at Infinity Metric Space

open access: yesAxioms, 2021
The aim of the paper is to introduce the Banach space consisting of real functions defined on a locally compact and countable at infinity metric space and having increments tempered by a modulus of continuity.
Józef Banaś, Rafał Nalepa
doaj   +1 more source

On a coupled system of higher order nonlinear Caputo fractional differential equations with coupled Riemann–Stieltjes type integro-multipoint boundary conditions

open access: yesAdvances in Difference Equations, 2019
We study a coupled system of Caputo fractional differential equations with coupled non-conjugate Riemann–Stieltjes type integro-multipoint boundary conditions. Existence and uniqueness results for the given boundary value problem are obtained by applying
Ahmed Alsaedi   +3 more
doaj   +1 more source

Nonlinear sequential fractional differential equations with nonlocal boundary conditions involving lower-order fractional derivatives

open access: yesAdvances in Difference Equations, 2017
This paper studies a new class of boundary value problems of sequential fractional differential equations of order q ∈ ( 2 , 3 ] $q \in(2, 3]$ supplemented with nonlocal non-separated boundary conditions involving lower-order fractional derivatives ...
MS Alhothuali   +3 more
doaj   +1 more source

Some new nonlinear second-order boundary value problems on an arbitrary domain

open access: yesAdvances in Difference Equations, 2018
In this paper, we develop the existence theory for nonlinear second-order ordinary differential equations equipped with new kinds of nonlocal non-separated type integral multi-point boundary conditions on an arbitrary domain. Existence results are proved
Ahmed Alsaedi   +3 more
doaj   +1 more source

Generalized Thermo-Diffusion Interaction in an Elastic Medium under Temperature Dependent Diffusivity and Thermal Conductivity

open access: yesMathematics, 2022
The purpose of this work is to investigate, within the context of extended thermo-diffusion theory, the transient thermo-diffusion responses for a half-space with variable thermal conductivity and diffusivity.
Aatef Hobiny, Ibrahim Abbas
doaj   +1 more source

Nonexistence of global solutions of fractional diffusion equation with time-space nonlocal source

open access: yesAdvances in Difference Equations, 2020
We prove the nonexistence of solutions of the fractional diffusion equation with time-space nonlocal source u t + ( − Δ ) β 2 u = ( 1 + | x | ) γ ∫ 0 t ( t − s ) α − 1 | u | p ∥ ν 1 q ( x ) u ∥ q r d s $$\begin{aligned} u_{t} + (-\Delta )^{\frac{\beta ...
Abderrazak Nabti   +3 more
doaj   +1 more source

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