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pro vyhledávání: '"rk4"'
Publikováno v:
Alexandria Engineering Journal, Vol 111, Iss , Pp 58-77 (2025)
This study introduces a novel analytical and numerical framework for determining the damped and undamped frequencies of elastically restrained Euler–Bernoulli (EB) and shear beams (SB) supported by two-parameter (visco-Winkler) and three-parameter
Externí odkaz:
https://doaj.org/article/3c9667e4758e41b29e00d00d27db599d
Publikováno v:
AIMS Mathematics, Vol 9, Iss 11, Pp 32272-32298 (2024)
In this paper, the neural network domain with the backpropagation Levenberg-Marquardt scheme (NNB-LMS) is novel with a convergent stability and generates a numerical solution of the impact of the magnetohydrodynamic (MHD) nanofluid flow over a rotati
Externí odkaz:
https://doaj.org/article/3a7bd86211f149b1b73c6a7e64dab749
Publikováno v:
INCAS Bulletin, Vol 16, Iss 3, Pp 27-37 (2024)
With the advent of technology, it has become possible to perform direct numerical simulations and the demand for high accuracy computing is increasing. Numerical simulations play an important part in understanding physics of the flow and instability
Externí odkaz:
https://doaj.org/article/1a739f1af0e746998561c3c7984adc57
Publikováno v:
Partial Differential Equations in Applied Mathematics, Vol 11, Iss , Pp 100799- (2024)
Mathematical modeling plays a significant role in understanding and controlling Ebola outbreaks. This study focuses on investigating analytical approximate solutions to the nonlinear Ebola epidemic Susceptible-Exposed-Infectious-Recovered (SEIR) mode
Externí odkaz:
https://doaj.org/article/0e6d006f2bb14acabc9eff85ccfd8e75
Autor:
Jawad Raza, Fatima Mustafa, Liaquat Ali Lund, Zahir Shah, Mansoor H. Alshehri, Narcisa Vrinceanu
Publikováno v:
Case Studies in Thermal Engineering, Vol 60, Iss , Pp 104637- (2024)
Heat pipes are heat transfer devices that carry heat from one point to another efficiently. The thermal conductivity and heat transfer performance of the heat pipe can be increased by integrating nanofluids, making them appropriate for applications s
Externí odkaz:
https://doaj.org/article/84f54a7d8a594bb2862cc8c2fe71f8ad
Publikováno v:
Nonlinear Engineering, Vol 13, Iss 1, Pp 165-52 (2024)
Hepatitis B, a liver disease caused by the hepatitis B virus (HBV), poses a significant public health burden. The virus spreads through the exchange of bodily fluids between infected and susceptible individuals. Hepatitis B is a complex health challe
Externí odkaz:
https://doaj.org/article/3e295fa30dd9499c85094510f941587d
Autor:
M. Adel, M.M. Khader
Publikováno v:
Alexandria Engineering Journal, Vol 82, Iss , Pp 415-425 (2023)
This article proposes an efficient simulation to investigate the fractal-fractional (FF) pollution model's solution behavior for a network of three lakes connected by channels. With the aid of an efficient numerical technique for integration, the sys
Externí odkaz:
https://doaj.org/article/79d50fcaf8724f22b48740e6cf579590
Akademický článek
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Akademický článek
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Autor:
Oluwatayo Michael Ogunmiloro
Publikováno v:
Mathematical Modelling and Control, Vol 2, Iss 4, Pp 139-152 (2022)
Teenage pregnancy is a social problem in Nigeria, whereby girls between the ages of 10-14 become pregnant by sexual intercourse after ovulation or first menstrual period. This article involves the fractional order mathematical model formulation descr
Externí odkaz:
https://doaj.org/article/65ed3c90ceaa478492797e99a1dcfaf0