Results 11 to 20 of about 592,249 (330)

Elliptic Equations with Hardy Potential and Gradient-Dependent Nonlinearity

open access: yesAdvanced Nonlinear Studies, 2020
Let Ω⊂ℝN{\Omega\subset\mathbb{R}^{N}} (N≥3{N\geq 3}) be a C2{C^{2}} bounded domain, and let δ be the distance to ∂⁡Ω{\partial\Omega}. We study equations (E±){(E_{\pm})}, -Lμ⁢u±g⁢(u,|∇⁡u|)=0{-L_{\mu}u\pm g(u,\lvert\nabla u\rvert)=0} in Ω, where Lμ=Δ+μδ2 ...
Gkikas Konstantinos T., Nguyen Phuoc-Tai
doaj   +1 more source

On singular solutions of the stationary Navier-Stokes system in power cusp domains

open access: yesMathematical Modelling and Analysis, 2021
The boundary value problem for the steady Navier–Stokes system is considered in a 2D bounded domain with the boundary having a power cusp singularity at the point O. The case of a boundary value with a nonzero flow rate is studied.
Konstantinas Pileckas, Alicija Raciene
doaj   +1 more source

Singular solutions of thep-Laplace equation [PDF]

open access: yesMathematische Annalen, 1986
Correction to the authors' paper [ibid. 275, 599-615 (1986; Zbl 0592.35031)].
Kichenassamy, Satyanad, Véron, Laurent
openaire   +4 more sources

Soft congestion approximation to the one-dimensional constrained Euler equations [PDF]

open access: yes, 2020
This article is concerned with the analysis of the one-dimensional compressible Euler equations with a singular pressure law, the so-called hard sphere equation of state. The result is twofold.
Bianchini, Roberta, Perrin, Charlotte
core   +2 more sources

Multiple solutions of nonlinear boundary value problems with oscillatory solutions

open access: yesMathematical Modelling and Analysis, 2006
We consider two second order autonomous differential equations with critical points, which allow the detection of an exact number of solutions to the Dirichlet boundary value problem.
S. Ogorodnikova, F. Sadyrbaev
doaj   +1 more source

The Moving Plane Method for Doubly Singular Elliptic Equations Involving a First-Order Term

open access: yesAdvanced Nonlinear Studies, 2021
In this paper we deal with positive singular solutions to semilinear elliptic problems involving a first-order term and a singular nonlinearity. Exploiting a fine adaptation of the well-known moving plane method of Alexandrov–Serrin and a careful choice ...
Esposito Francesco, Sciunzi Berardino
doaj   +1 more source

A new two-mode coupled Burgers equation: Conditions for multiple kink solution and singular kink solution to exist

open access: yesAin Shams Engineering Journal, 2018
In this paper, we establish new two-mode coupled Burgers’ equations which are introduced to the first time. We derive the multiple kink and singular solutions for new two-mode coupled Burgers’ equation.
H.M. Jaradat   +4 more
doaj   +1 more source

Optical Solutions of Schrödinger Equation Using Extended Sinh–Gordon Equation Expansion Method

open access: yesFrontiers in Physics, 2020
In this paper, we investigated the non-linear Schrödinger equation (NLS) to extract optical soliton solutions by implementing the extended Sinh–Gordon equation expansion method (ShGEEM).
Amna Irshad   +6 more
doaj   +1 more source

Exploration of New Optical Solitons in Magneto-Optical Waveguide with Coupled System of Nonlinear Biswas–Milovic Equation via Kudryashov’s Law Using Extended F-Expansion Method

open access: yesMathematics, 2023
Optical soliton solutions in a magneto-optical waveguide and other exact solutions are investigated for the coupled system of the nonlinear Biswas–Milovic equation with Kudryashov’s law using the extended F-expansion method.
Wafaa B. Rabie   +2 more
doaj   +1 more source

Derivation of new optical solitons for Biswas-Milovic equation with dual-power law nonlinearity using improved modified extended tanh-function method

open access: yesAlexandria Engineering Journal, 2023
Cubic-quartic optical solitons and other solutions for Biswas-Milovic equation with dual-power law nonlinearity are investigated using improved modified extended tanh-function method.
Nivan M. Elsonbaty   +3 more
doaj   +1 more source

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