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1 Introduction SeekingtheexactsolutionsofthenonlinearPDEs(partialdifferentialequations) playsanimportantroleintreatingnonlinearproblems ,andmany powerfulmethodshavebeenproposedanddeveloped .Duetotheavailabilityofcomputeralgebraicsystems,moreattentionispaidtosimpleanddirectmethodswhichallowonetoconstructexplicitspecificsolutionsforPDEs,forexample ,themixingexponentialmethod ,thetruncatedPainlev啨expansion ,thehomogeneousbalancemethod ,thehyperbolicfunctionmethodandgeometricmethods[… 相似文献
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