Zobrazeno 1 - 10
of 698
pro vyhledávání: '"Elsayed Elsayed"'
Autor:
Ahmed Abdelkader Saleh, Mohamed Hamed Elsheikh, Fatma Aly El-Nakieb, Sherien Elsayed Sobhy, Sanaa Soliman Kabeil, Elsayed Elsayed Hafez
Publikováno v:
Biotechnology & Biotechnological Equipment, Vol 38, Iss 1 (2024)
During a series of sampling conducted in Nobaria, El-Beheira, Egypt in 2022 and 2023, defoliation disorders were identified in tomato fields. Three soil samples were collected and subjected to fungal isolation and identification. Molecular analysis r
Externí odkaz:
https://doaj.org/article/01c4ec62d4c64a36b91a1c258900a223
Publikováno v:
Communications in Advanced Mathematical Sciences, Vol 6, Iss 3, Pp 115-127 (2023)
This paper deals with the existence, uniqueness, and Ulam-stability outcomes for $\Xi$-Hilfer fractional fuzzy differential equations with impulse. Further, by using the techniques of nonlinear functional analysis, we study the Ulam-Hyers-Rassias sta
Externí odkaz:
https://doaj.org/article/6d29cf55e9c0484380bfd8939366896b
Publikováno v:
Journal of Engineering and Applied Science, Vol 70, Iss 1, Pp 1-16 (2023)
Abstract The transportation problem in operations research aims to minimize costs by optimizing the allocation of goods from multiple sources to destinations, considering supply, demand, and transportation constraints. This paper applies the multi-di
Externí odkaz:
https://doaj.org/article/7ba46164edc8468b8b9333b3b6e87cb3
Autor:
Elsayed Elsayed, Badriah Aloufi
Publikováno v:
MANAS: Journal of Engineering, Vol 10, Iss 2, Pp 209-216 (2022)
The goal of this study is to investigate the global, local, and boundedness of the recursive sequenceT_{η+1}=r+((p₁T_{η-l₁})/(T_{η-m₁}))+((q₁T_{η-m₁})/(T_{η-l₁}))+((p₂T_{η-l₂})/(T_{η-m2}))+((q₂T_{η-m₂})/(T_{η-l₂}))+...+
Externí odkaz:
https://doaj.org/article/725a17b0850e49b78374ffc690c2e80b
Existence Results for BVP of a Class of Generalized Fractional-Order Implicit Differential Equations
Publikováno v:
Communications in Advanced Mathematical Sciences, Vol 5, Iss 3, Pp 114-123 (2022)
In this paper, we study the existence of solutions to boundary value problem for implicit differential equations involving generalized fractional derivative via fixed point methods.
Externí odkaz:
https://doaj.org/article/d815785bbae040d2afe7d09b579817d0
Publikováno v:
Communications in Advanced Mathematical Sciences, Vol 5, Iss 1, Pp 8-11 (2022)
In the article, the existence of a solution for a class of boundary value problem for a fuzzy differential equation with finite delay is discussed. By applying the contraction mapping principle, we gain an existence of a solution.
Externí odkaz:
https://doaj.org/article/378325e3dd74466ba711d357f61e4c7d
Publikováno v:
Open Mathematics, Vol 20, Iss 1, Pp 108-116 (2022)
In this article, we take into account the stochastic Kuramoto-Sivashinsky equation forced by multiplicative noise in the Itô sense. To obtain the exact stochastic solutions of the stochastic Kuramoto-Sivashinsky equation, we apply the G′G\frac{{G}
Externí odkaz:
https://doaj.org/article/1709704bd8e34b6aa23da49973fe2078
Publikováno v:
Universal Journal of Mathematics and Applications, Vol 3, Iss 3, Pp 115-120 (2020)
In this manuscript, we investigate the approximate controllability for time-dependent impulsive neutral stochastic partial differential equations with fractional Brownian motion and memory in Hilbert space. By using semigroup theory, stochastic analy
Externí odkaz:
https://doaj.org/article/c42652d34fc94d1d8fd8ea637ee09803
Computational material modeling using advanced numerical techniques speeds up the design process and reduces the costs of developing new engineering products. In the field of multiscale modeling, huge computation efforts are expected for modeling het
Externí odkaz:
http://arxiv.org/abs/2301.12782
