Geodesic
Pairs of sign-changing solutions for sublinear elliptic equations with Neumann boundary conditions
Electronic Journal of Differential Equations, Tome 2014 (2014).

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: We consider the Neumann problem for a sublinear elliptic equation in a convex bounded domain of $\mathbb{R}^{N}$. Using an variant of Clark Theorem, we obtain the existence and multiplicity of its pairs of sign-changing solutions.
Classification : 58E05, 34C37, 70H05
Keywords: elliptic equation, sublinear potential, Neumann problem, Clark theorem, critical point 
@article{EJDE_2014__2014__a25,
     author = {Li, Chengyue and Zhang, Qi and Chen, Fenfen},
     title = {Pairs of sign-changing solutions for sublinear elliptic equations with {Neumann} boundary conditions},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2014},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2014__2014__a25/}
}
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Li, Chengyue; Zhang, Qi; Chen, Fenfen. Pairs of sign-changing solutions for sublinear elliptic equations with Neumann boundary conditions. Electronic Journal of Differential Equations, Tome 2014 (2014). http://geodesic.mathdoc.fr/item/EJDE_2014__2014__a25/