Existence of Nontrivial Positive Solutions to a Semilinear Elliptic System with Variable Coefficients

2012 ◽  
Vol 155-156 ◽  
pp. 678-681
Author(s):  
Da Wei Sun ◽  
Jia Rui Liu

This paper studies the nontrivial positive solutions to a semilinear elliptic system with variable coefficients in the n dimensional Euclide space. By constructing a new variational space and using some linking theorems, this paper finally proves the existence of positive solution to a semilinear elliptic system.

2012 ◽  
Vol 204-208 ◽  
pp. 4548-4551
Author(s):  
Da Wei Sun ◽  
Gao Sheng Zhu

This paper studies the nontrivial positive solutions to a semilinear elliptic system in the n dimensional Euclide space. By constructing new variational space, using the linking theorems and some embedding theorems, this paper proves the existence of positive solution to a semilinear elliptic system, and improves the results of Li and Wang.


2010 ◽  
Vol 12 (03) ◽  
pp. 351-372 ◽  
Author(s):  
YUXIA GUO

In this paper, by using the Alexandrov–Serrin method of moving plane combined with integral inequality, we prove some non-existence results for positive weak solution of semilinear elliptic system in the half-space [Formula: see text].


2009 ◽  
Vol 139 (6) ◽  
pp. 1163-1177 ◽  
Author(s):  
Tsing-San Hsu ◽  
Huei-Li Lin

We consider a semilinear elliptic system with both concave—convex nonlinearities and critical growth terms in bounded domains. The existence and multiplicity results of positive solutions are obtained by variational methods.


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