Results 31 to 40 of about 2,135 (188)

Multiple Sign-Changing Solutions for Quasilinear Equations of Bounded Quasilinearity

open access: yesAnalysis in Theory and Applications, 2021
The existence of an infinite sequence of sign-changing solutions are proved for a class of quasilinear elliptic equations under suitable conditions on the quasilinear coefficients and the nonlinearitywhere $\Omega\subset\mathbb{R}^N$ is a bounded domain with smooth boundary, and we useThe main interest of this paper is for the case of bounded ...
Liu, Jiaquan   +2 more
openaire   +3 more sources

A numerical technique for solving nonlinear singularly perturbed delay differential equations

open access: yesMathematical Modelling and Analysis, 2018
This paper presents a numerical technique for solving nonlinear singularly perturbed delay differential equations. Quasilinearization technique is applied to convert the nonlinear singularly perturbed delay differential equation into a sequence of linear
A.S.V. Ravi Kanth, Mohan Kumar P. Murali
doaj   +1 more source

Quasilinearization Method and Summation of the WKB Series

open access: yes, 2004
Solutions obtained by the quasilinearization method (QLM) are compared with the WKB solutions. Expansion of the $p$-th QLM iterate in powers of $\hbar$ reproduces the structure of the WKB series generating an infinite number of the WKB terms with the ...
Bellman   +22 more
core   +1 more source

The quasilinear Schrödinger–Poisson system

open access: yesJournal of Mathematical Physics, 2023
This paper deals with the (p, q)-Schrödinger–Poisson system, which is new and has never been considered in the literature. The uniqueness of solutions of the quasilinear Poisson equation is obtained via the Minty–Browder theorem. The variational framework of the quasilinear system is built, and nontrivial solutions of the system are obtained via the ...
Yao Du, Jiabao Su, Cong Wang
openaire   +3 more sources

Irreversibility analysis of the flow of a radiative Casson–Williamson hybrid ferrofluid over a moving cylinder

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Volume 105, Issue 3, March 2025.
Abstract Entropy generation refers to the energy losses and irreversibilities in the dynamics of non‐linear flow and heat transfer process. Its applications span a wide range, including heat exchangers, turbomachinery, chemical reactors, microfluidic devices, and many others.
Shina Daniel Oloniiju   +2 more
wiley   +1 more source

Variation of parameters and initial time difference Lipschitz stability of impulsive differential equations

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 3, Page 3496-3508, February 2025.
In this paper, we investigate the Lipschitz stability of a perturbed impulsive differential system concerning the unperturbed system. We employ the variation of parameters or the constant of variation for impulsive differential systems with an initial time difference.
Saliha Demirbüken, Coşkun Yakar
wiley   +1 more source

Note on the abstract generalized quasilinearization method

open access: yesJournal of Numerical Analysis and Approximation Theory, 2006
The abstract generalized quasilinearization method established in [2] for ordered Banach spaces with regular or normal cone and continuous mappings is revisited for strongly minihedral cones and (o)-continuous operators.
Adriana Buică, Radu Precup
doaj   +2 more sources

MHD Free Convective Transport Through an Inclined Porous Sheet With Thermal Radiation Effect: An Unsteady Analysis

open access: yesAdvances in Mathematical Physics, Volume 2025, Issue 1, 2025.
An analysis of an unsteady magnetohydrodynamics (MHD) natural convective transport through a uniform inclined perforated plate in the presence of thermal radiation effect has been carried out due to its potential applications in geophysics and astronomy, as well as a variety of engineering problems, such as aerodynamics, cooling towers, and nuclear ...
Mahamudul Hassan Milon   +3 more
wiley   +1 more source

Multiple solutions of the fourth‐order emden‐fowler equation

open access: yesMathematical Modelling and Analysis, 2006
Two‐point boundary value problems for the fourth‐order Emden‐Fowler equation are considered. If the given equation can be reduced to a quasi‐linear one with a non‐resonant linear part so that both equations are equivalent in some domain D, and if ...
I. Yermachenko
doaj   +1 more source

Differentiability of the Solutions of a Semilinear Abstract Cauchy Problems With Respect to Parameters [PDF]

open access: yes, 2004
The Frechet di®erentiability with respect to a parameter q of the solutions z(t; q) of Cauchy problems of the form d/dt z(t) = A(q)z(t) + F(q; t; z(t)) is analyzed.
Spies, Ruben Daniel
core  

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