polyharmonic function;
integral mean;
metric measure space;
MEAN-VALUE PROPERTY;
D O I:
10.1007/s10474-015-0551-4
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
We give a characterization of polyharmonic functions in terms of integral means. The characterization justifies the introduction of a definition of polyharmonic functions on metric measure spaces.