Results 11 to 20 of about 439 (72)

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

Nonlinear Eigenvalues and Bifurcation Problems for Pucci's Operator [PDF]

open access: yes, 2004
In this paper we extend existing results concerning generalized eigenvalues of Pucci's extremal operators. In the radial case, we also give a complete description of their spectrum, together with an equivalent of Rabinowitz's Global Bifurcation Theorem ...
Alexander Quaas   +36 more
core   +6 more sources

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

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 bifurcation for semilinear elliptic Dirichlet problems on geodesic balls [PDF]

open access: yes, 2013
We study bifurcation from a branch of trivial solutions of semilinear elliptic Dirichlet boundary value problems on a geodesic ball, whose radius is used as the bifurcation parameter.
Alessandro Portaluri   +12 more
core   +2 more sources

Waves of maximal height for a class of nonlocal equations with homogeneous symbols [PDF]

open access: yes, 2018
We discuss the existence and regularity of periodic traveling-wave solutions of a class of nonlocal equations with homogeneous symbol of order $-r$, where $r>1$.
Bruell, Gabriele, Dhara, Raj Narayan
core   +3 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

Geometric Aspects of Ambrosetti-Prodi operators with Lipschitz nonlinearities

open access: yes, 2015
For Dirichlet boundary conditions on a bounded domain, what happens to the critical set of the Ambrosetti-Prodi operator if the nonlinearity is only a Lipschitz map?
A Ambrosetti   +12 more
core   +1 more source

Weakly-nonlinear analysis of the Rayleigh–Taylor instability in a vertically vibrated, large aspect ratio container [PDF]

open access: yes, 2001
We consider a horizontal liquid layer supported by air in a wide (as compared to depth) container, which is vertically vibrated with an appropriately large frequency, intending to counterbalance the Rayleigh-Taylor instability of the fíat, rigid-body ...
Lapuerta González, María Victoria   +2 more
core   +2 more sources

Intervals of bifurcation points for semilinear elliptic problems

open access: yesAdvances in Nonlinear Analysis
In this article, we study the behavior of multiple continua of solutions to the semilinear elliptic problem −Δu=λf(u),inΩ,u=0,on∂Ω,\left\{\begin{array}{ll}-\Delta u=\lambda f\left(u),\hspace{1.0em}& \hspace{0.1em}\text{in}\hspace{0.1em}\hspace{0.33em ...
Tapia José Carmona   +2 more
doaj   +1 more source

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