Zobrazeno 1 - 10
of 10 176
pro vyhledávání: '"difference scheme"'
Autor:
S. Shallu, V.K. Kukreja
Publikováno v:
Iranian Journal of Numerical Analysis and Optimization, Vol 14, Iss Issue 3, Pp 736-761 (2024)
An improvised collocation scheme is applied for the numerical treatment of the nonlinear generalized Burgers–Fisher’s (gBF) equation using splines of degree three. In the proposed methodology, some subsequent rectifications are done in the spline
Externí odkaz:
https://doaj.org/article/901f484e2dc145eeb98d982d605da287
Publikováno v:
Electronic Journal of Differential Equations, Vol 2024, Iss 38,, Pp 1-12 (2024)
Externí odkaz:
https://doaj.org/article/9c44d8a762a74a12aa4cfe46d0dfa8bc
Autor:
Ihtesham Jadoon, Muhammad Asif Zahoor Raja, Saeed Ehsan Awan, Sayyar Ali Shah, Ata ur Rehman, Rizwan Akhtar, Zeeshan Ali Safdar Jadoon, Aihua Yuan
Publikováno v:
Alexandria Engineering Journal, Vol 109, Iss , Pp 443-465 (2024)
This research implements an evolutionary optimized finite differences scheme (FDS) for nonlinear electrohydrodynamics ion drag flow dynamics in a cylindrical conduit (EHD-IDFCC). In the scheme, finite differences are exploited to discretize governing
Externí odkaz:
https://doaj.org/article/de0a16e540284876b6f13733788b98a5
Publikováno v:
气体物理, Vol 9, Iss 3, Pp 66-76 (2024)
The difference schemes constructed on the basis of one-dimensional uniform grids must be extended to non-uniform or curvilinear grids in practical applications, and the coordinate transformation process introduces geometry-induced errors. The accurac
Externí odkaz:
https://doaj.org/article/43229239dca24edfbf953285d830311b
Publikováno v:
Alexandria Engineering Journal, Vol 92, Iss , Pp 92-101 (2024)
This study uses numerical methods to solve a specific type of reaction-diffusion problem arising in viscoelasticity (singularly perturbed Fredholm integro-differential equations). These equations are challenging because they exhibit ‘boundary layer
Externí odkaz:
https://doaj.org/article/526936574c2045daac4b558a16d9efbf
Autor:
Kiran Batool, Fazal Haq, Saima Zainab, Saba Anwar, Jihad Younis, Arshad Hussain, Anoud Saud Alshammari, Zeinhom M. El-Bahy
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 104903- (2024)
Entropy generation in nanofluid flows is a critical parameter that influences the performance, efficiency, and sustainability of thermal systems. Understanding and optimizing entropy creation can lead to noteworthy advancements in numerous engineerin
Externí odkaz:
https://doaj.org/article/19c7b435641b4b8384857b0206c23e71
Publikováno v:
Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 2 (2024)
Background. In the literature, loaded differential equations are usually called equations containing functions of the solution on manifolds of smaller dimension than the dimension of the domain of definition of the sought function. The purpose of the
Externí odkaz:
https://doaj.org/article/df7aaaabf2a4435baa3aae2bea2e49de
Publikováno v:
Electronic Research Archive, Vol 32, Iss 4, Pp 2478-2490 (2024)
Nonstandard numerical approximation for the study of a competition model for two species that experience nonlocal diffusion, or dispersion, allows for faithful representation of the theoretical solution to the system. Such a scheme may preserve posit
Externí odkaz:
https://doaj.org/article/3c3de240a3e24ba7b4c6d18fd43d2289
Publikováno v:
Shanghai Jiaotong Daxue xuebao, Vol 58, Iss 2, Pp 220-231 (2024)
Extreme meteorological disasters such as typhoons pose a serious threat to the safety of engineering structures. Therefore, the refined simulation on the near-surface atmospheric boundary layer (ABL) is valuable for civil engineering. Large-eddy simu
Externí odkaz:
https://doaj.org/article/261d18af74294497a838003b8577ecda
Publikováno v:
IEEE Access, Vol 12, Pp 105906-105923 (2024)
Quaternion kinematical differential equation (QKDE) plays a key role in navigation, control and guidance systems. Although explicit symplectic geometric algorithms (ESGA) for this problem are available, there is a lack of a unified way for constructi
Externí odkaz:
https://doaj.org/article/1ee7af0abf4b4afc986088c8c4c96b9d