作者: Amandine Aftalion , Filomena Pacella
DOI: 10.1016/S0022-0396(02)00194-8
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摘要: In this paper we study the uniqueness and nondegeneracy of positive solutions of nonlinear problems of the type Δpu+ f (r, u)= 0 in the unit ball B, u= 0 on∂ B. Here Δp denotes the p …