In this paper we consider the double hamonie perturbed problem on a boundeddomain with boundary-value zero.the results which wd have obtained havw improvedthe results obtained in [1].[3] and [4]
文摘In this paper we consider the double hamonie perturbed problem on a boundeddomain with boundary-value zero.the results which wd have obtained havw improvedthe results obtained in [1].[3] and [4]
