Results 11 to 20 of about 419 (48)

On bifurcation for semilinear elliptic Dirichlet problems and the Morse-Smale index theorem [PDF]

open access: yes, 2013
We study bifurcation from a branch of trivial solutions of semilinear elliptic Dirichlet boundary value problems on star-shaped domains, where the bifurcation parameter is introduced by shrinking the domain.
Alessandro Portaluri   +8 more
core   +2 more sources

Rabinowitz Alternative for Non-cooperative Elliptic Systems on Geodesic Balls

open access: yesAdvanced Nonlinear Studies, 2018
The purpose of this paper is to study properties of continua (closed connected sets) of nontrivial solutions of non-cooperative elliptic systems considered on geodesic balls in Sn{S^{n}}.
Rybicki Sławomir   +2 more
doaj   +1 more source

The p-Laplace equation in domains with multiple crack section via pencil operators [PDF]

open access: yes, 2014
The p-Laplace equation $$ \n \cdot (|\n u|^n \n u)=0 \whereA n>0, $$ in a bounded domain $\O \subset \re^2$, with inhomogeneous Dirichlet conditions on the smooth boundary $\p \O$ is considered.
Alvarez-Caudevilla, Pablo   +1 more
core   +2 more sources

On the existence of oscillating solutions in non-monotone Mean-Field Games [PDF]

open access: yes, 2018
For non-monotone single and two-populations time-dependent Mean-Field Game systems we obtain the existence of an infinite number of branches of non-trivial solutions. These non-trivial solutions are in particular shown to exhibit an oscillatory behaviour
Cirant, Marco
core   +2 more sources

Traveling gravity water waves with critical layers [PDF]

open access: yes, 2016
We establish the existence of small-amplitude uni- and bimodal steady periodic gravity waves with an affine vorticity distribution, using a bifurcation argument that differs slightly from earlier theory.
Aasen, Ailo, Varholm, Kristoffer
core   +2 more sources

Bifurcations of nontrivial solutions of a cubic Helmholtz system

open access: yesAdvances in Nonlinear Analysis, 2019
This paper presents local and global bifurcation results for radially symmetric solutions of the cubic Helmholtz ...
Mandel Rainer, Scheider Dominic
doaj   +1 more source

Preface. Bifurcations and Pattern Formation in Biological Applications [PDF]

open access: yes, 2016
In the preface we present a short overview of articles included in the issue "Bifurcations and pattern formation in biological applications" of the journal Mathematical Modelling of Natural ...
A. Morozov   +27 more
core   +2 more sources

On the manifold structure of the set of unparameterized embeddings with low regularity

open access: yes, 2010
Given manifolds $M$ and $N$, with $M$ compact, we study the geometrical structure of the space of embeddings of $M$ into $N$, having less regularity than $\mathcal C^\infty$, quotiented by the group of diffeomorphisms of $M$.Comment: To appear in the ...
Alias, Luis J., Piccione, Paolo
core   +1 more source

Dynamics of a hyperbolic system that applies at the onset of the oscillatory instability [PDF]

open access: yes, 1998
A real hyperbolic system is considered that applies near the onset of the oscillatory instability in large spatial domains. The validity of that system requires that some intermediate scales (large compared with the basic wavelength of the unstable modes
Alvarez-Pereira C   +18 more
core   +2 more sources

Bifurcations of nontrivial solutions of a cubic Helmholtz system [PDF]

open access: yes, 2018
This paper presents local and global bifurcation results for radially symmetric solutions of the cubic Helmholtz system \begin{equation*} \begin{cases} -\Delta u - \mu u = \left( u^2 + b \: v^2 \right) u &\text{ on } \mathbb{R}^3, \\ -\Delta v - \nu v = \
Mandel, Rainer, Scheider, Dominic
core   +4 more sources

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