scholarly journals Systems of elliptic equations involving multiple critical nonlinearities and different Hardy-type terms in RN

2014 ◽  
Vol 420 (2) ◽  
pp. 917-929 ◽  
Author(s):  
Dongsheng Kang
2019 ◽  
Vol 9 (1) ◽  
pp. 866-881
Author(s):  
Dongsheng Kang ◽  
Mengru Liu ◽  
Liangshun Xu

Abstract In this paper, we study the radially–symmetric and strictly–decreasing solutions to a system of critical elliptic equations in RN, which involves multiple critical nonlinearities and strongly–coupled Hardy– type terms. By the ODEs analysis methods, the asymptotic behaviors at the origin and infinity of solutions are proved. It is found that the singularities of u and v in the solution (u, v) are at the same level. Finally, an explicit form of least energy solutions is found under certain assumptions, which has all of the mentioned properties for the radial decreasing solutions.


2001 ◽  
Vol 1 (2) ◽  
Author(s):  
A.M. Piccirillo ◽  
L. Toscano ◽  
S. Toscano

AbstractWe study the solvability and the existence of multiple solutions of nonlinear systems of elliptic equations.


2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Karl K. Sabelfeld ◽  
Dmitry Smirnov ◽  
Ivan Dimov ◽  
Venelin Todorov

Abstract In this paper we develop stochastic simulation methods for solving large systems of linear equations, and focus on two issues: (1) construction of global random walk algorithms (GRW), in particular, for solving systems of elliptic equations on a grid, and (2) development of local stochastic algorithms based on transforms to balanced transition matrix. The GRW method calculates the solution in any desired family of prescribed points of the gird in contrast to the classical stochastic differential equation based Feynman–Kac formula. The use in local random walk methods of balanced transition matrices considerably decreases the variance of the random estimators and hence decreases the computational cost in comparison with the conventional random walk on grids algorithms.


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