GRADIENT WALKS AND p-HARMONIC FUNCTIONS

被引:3
作者
Luiro, Hannes [1 ]
Parviainen, Mikko [1 ]
机构
[1] Univ Jyvaskyla, Dept Math & Stat, POB 35 MaD, FI-40014 Jyvaskyla, Finland
基金
芬兰科学院;
关键词
Markov chain; stochastic representations for p-harmonic functions; tug-of-war with noise; TUG-OF-WAR; VISCOSITY SOLUTIONS; ELLIPTIC-EQUATIONS; WEAK SOLUTIONS; REGULARITY; EQUIVALENCE; LAPLACIAN;
D O I
10.1090/proc/13540
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We consider a class of stochastic processes having a connection to p-harmonic functions. In particular, we obtain stochastic approximations that converge uniformly to a p-harmonic function, and also with an explicit convergence rate. The main difficulty is how to deal with the zero set of the gradient of the underlying function.
引用
收藏
页码:4313 / 4324
页数:12
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