Results 171 to 180 of about 376,175 (295)

Multiplicity results for nonlinear elliptic equations

open access: yesElectronic Journal of Differential Equations, 2006
Let $Omega$ be a bounded domain in $mathbb{R}^{N}$, $Ngeq 3$, and $p=frac{2N}{N-2}$ the limiting Sobolev exponent. We show that for $fin H^1_0(Omega)^ast$, satisfying suitable conditions, the nonlinear elliptic problem $$displaylines{ -Delta u =|u |^{ p ...
Samira Benmouloud   +2 more
doaj  

A proof of validity for multiphase Whitham modulation theory. [PDF]

open access: yesProc Math Phys Eng Sci, 2020
Bridges TJ, Kostianko A, Schneider G.
europepmc   +1 more source

Asymptotic solutions of semilinear elliptic equations

open access: yesJournal of Mathematical Analysis and Applications, 1984
Charles A. Swanson, Kurt Kreith
openaire   +2 more sources

An inverse boundary-value problem for semilinear elliptic equations

open access: yesElectronic Journal of Differential Equations, 2010
We show that in dimension two or greater, a certain equivalence class of the scalar coefficient $a(x,u)$ of the semilinear elliptic equation $Delta u,+a(x,u)=0$ is uniquely determined by the Dirichlet to Neumann map of the equation on a bounded ...
Ziqi Sun
doaj  

Some remarks on biharmonic elliptic problems with positive, increasing and convex nonlinearities

open access: yesElectronic Journal of Differential Equations, 2005
We study the existence of positive solutions for a fourth order semilinear elliptic equation under Navier boundary conditions with positive, increasing and convex source term. Both bounded and unbounded solutions are considered. When compared with second
Filippo Gazzola, Elvise Berchio
doaj  

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