期刊论文详细信息
Boundary value problems | |
Multiplicity of positive solutions for fractional elliptic systems involving sign-changing weight | |
Haining Fan1  | |
[1] School of Mathematics, China University of Mining and Technology, Xuzhou, China | |
关键词: fractional elliptic system; Morse theory; Ljusternik-Schnirelmann category; multiple positive solutions; 35J50; 35J57; 35J66; | |
DOI : 10.1186/s13661-017-0870-1 | |
学科分类:数学(综合) | |
来源: SpringerOpen | |