Zobrazeno 1 - 10
of 2 667
pro vyhledávání: '"a measure of noncompactness"'
Publikováno v:
Arab Journal of Basic and Applied Sciences, Vol 31, Iss 1, Pp 225-241 (2024)
In this paper, we delve into the analysis of the existence and stability concerning the [Formula: see text]-Mittag-Leffler-Ulam-Hyers within a particular class of coupled systems related to boundary value problems. These problems entail implicit nonl
Externí odkaz:
https://doaj.org/article/7007b0a005724420be493d7546adddf9
Autor:
Hicham Ait Mohammed, Mohammed El-Hadi Mezabia, Brahim Tellab, Abdelkader Amara, Homan Emadifar
Publikováno v:
Boundary Value Problems, Vol 2024, Iss 1, Pp 1-28 (2024)
Abstract In this paper, we examine the existence, uniqueness, and stability of solutions for a Caputo variable order ϑ-initial value problem (ϑ-IVP) with multi-point initial conditions. The proofs for uniqueness and existence leverage Sadovski’s
Externí odkaz:
https://doaj.org/article/8ff38ae37ecb4fac90469e2f7edf2efa
Publikováno v:
Demonstratio Mathematica, Vol 57, Iss 1, Pp 2449-2458 (2024)
This study is concerned with topological structure of the solution sets to evolution inclusions of neutral type involving measures on compact intervals. By using Górniewicz-Lassonde fixed-point theorem, the existence of solutions and the compactness
Externí odkaz:
https://doaj.org/article/7392fb917e4f445098776834f67890f7
Publikováno v:
Boundary Value Problems, Vol 2024, Iss 1, Pp 1-20 (2024)
Abstract The paper focuses on establishing sufficient conditions for the existence of the solutions in some functional q-integral equations, particularly in Banach spaces. In this method, the technique of measures of noncompactness and Petryshyn’s
Externí odkaz:
https://doaj.org/article/73b849927bdd4a15b991f7c6b5ccf871
New attitude on sequential Ψ-Caputo differential equations via concept of measures of noncompactness
Autor:
Bahram Agheli, Rahmat Darzi
Publikováno v:
Journal of Inequalities and Applications, Vol 2024, Iss 1, Pp 1-19 (2024)
Abstract In this paper, we have explored the existence and uniqueness of solutions for a pair of nonlinear fractional integro-differential equations comprising of the Ψ-Caputo fractional derivative and the Ψ-Riemann–Liouville fractional integral.
Externí odkaz:
https://doaj.org/article/8eb08980104341d694bb3dea64024ef5
Publikováno v:
Journal of Inequalities and Applications, Vol 2024, Iss 1, Pp 1-31 (2024)
Abstract The notion of A $\mathcal{A}$ -condensing operators via the measure of noncompactness is proposed, which retains the existing classes of condensing operators. Results concerning the existence of the best proximity point (pair) of cyclic (non
Externí odkaz:
https://doaj.org/article/f9a77382bc2f469b882c4bc8492d2c63
Publikováno v:
Alexandria Engineering Journal, Vol 96, Iss , Pp 218-224 (2024)
This work presents a significant contribution to the field of mathematical analysis by introducing θ-Fℵ-contractions of Darbo-type. These newly introduced contractions serve as pivotal tools within our study. By employing these contractions, we sy
Externí odkaz:
https://doaj.org/article/0e487eee62b849059abc4273d4df7df3
Autor:
Muhammad Sarwar, Sadam Hussain, Kamaleldin Abodayeh, Sawitree Moonsuwan, Thanin Sitthiwirattham
Publikováno v:
Alexandria Engineering Journal, Vol 94, Iss , Pp 149-158 (2024)
This study mainly concerns the controllability of semilinear noninstantaneous impulsive neutral stochastic differential equations via the Atangana-Baleanu (AB) Caputo fractional derivative (FD). The essential findings are created using methods and co
Externí odkaz:
https://doaj.org/article/95470708a3c64e72807ac75984dbbdd4
Publikováno v:
Boundary Value Problems, Vol 2024, Iss 1, Pp 1-17 (2024)
Abstract This paper deals with the existence results of the infinite system of tempered fractional BVPs D r ϱ , λ 0 R z j ( r ) + ψ j ( r , z ( r ) ) = 0 , 0 < r < 1 , z j ( 0 ) = 0 , 0 R D r m , λ z j ( 0 ) = 0 , b 1 z j ( 1 ) + b 2 0 R D r m ,
Externí odkaz:
https://doaj.org/article/769c1aaeb25b452681cde1afba1fcb11
Publikováno v:
AIMS Mathematics, Vol 9, Iss 3, Pp 6411-6423 (2024)
A study of a class of nonlinear differential equations involving the $ \varphi $-Caputo type derivative in a Banach space framework is presented. Weissinger's and Meir-Keeler's fixed-point theorems are used to achieve some quantitative results. Two i
Externí odkaz:
https://doaj.org/article/1d477c368a37496bad6e7e1cbf3a611a