Results 81 to 90 of about 1,706 (121)

Some remarks on sign changing solutions of a quasilinear elliptic equation in two variables [PDF]

open access: yes, 2012
We consider planar solutions to certain quasilinear elliptic equations subject to the Dirichlet boundary conditions; the boundary data is assumed to have finite number of relative maximum and minimum values.
Granlund, Seppo, Marola, Niko
core  

Existence, multiplicity and nonexistence results for Kirchhoff type equations

open access: yesAdvances in Nonlinear Analysis, 2020
In this paper, we study following Kirchhoff type equation:
He Wei, Qin Dongdong, Wu Qingfang
doaj   +1 more source

Variational problems in fracture mechanics

open access: yes, 2006
We present some recent existence results for the variational model of crack growth in brittle materials proposed by Francfort and Marigo in 1998. These results, obtained in collaboration with Francfort and Toader, cover the case of arbitrary space ...
Maso, Gianni Dal
core   +1 more source

Best possible estimates of weak solutions of boundary value problems for quasi-linear elliptic equations in unbounded domains

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2017
We investigate the behaviour of weak solutions of boundary value problems for quasi-linear elliptic divergence second order equations in unbounded domains. We show the boundedness of weak solutions to our problem.
Wiśniewski Damian
doaj   +1 more source

Existence results for nonlinear elliptic problems on fractal domains

open access: yesAdvances in Nonlinear Analysis, 2016
Some existence results for a parametric Dirichlet problem defined on the Sierpiński fractal are proved. More precisely, a critical point result for differentiable functionals is exploited in order to prove the existence of a well-determined open interval
Ferrara Massimiliano   +2 more
doaj   +1 more source

Bubbles clustered inside for almost-critical problems

open access: yesOpen Mathematics
We investigate the existence of blowing-up solutions of the following almost-critical problem: −Δu+V(x)u=up−ε,u>0inΩ,u=0on∂Ω,-\Delta u+V\left(x)u={u}^{p-\varepsilon },\hspace{1.0em}u\gt 0\hspace{0.25em}\hspace{0.1em}\text{in}\hspace{0.1em}\hspace{0.33em}\
Ayed Mohamed Ben, El Mehdi Khalil
doaj   +1 more source

Morrey estimates for a class of elliptic equations with drift term

open access: yesAdvances in Nonlinear Analysis, 2019
We consider the following boundary value ...
Cirmi G. R., D’Asero S., Leonardi S.
doaj   +1 more source

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