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具有两个异号非线性源项的波动方程的整体解 被引量:4

Existence of global solutions for wave equations with two nonlinear source terms of different signs
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摘要 讨论了具有两个异号非线性源项的波动方程utt-△u+a|u|p-1u-b|u|q-1u=0的初边值问题.依据势井理论,引入了一簇势井,并结合紧致性方法得到该问题整体解的存在性. In this paper, we study the existence of solutions for wave equations with two nonlinear source terms of differentsigns:uH-△u+a|u|^p-1 u-b|u|^q-1u=0 by theory of potential wells and Galerkin method.
出处 《西南民族大学学报(自然科学版)》 CAS 2007年第4期718-721,共4页 Journal of Southwest Minzu University(Natural Science Edition)
关键词 非线性波动方程 初边值 势井 整体解 nonlinear wave equation initial boundary value potential well global solution
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参考文献5

  • 1刘亚成,李晓媛.具有两个异号非线性源项的波动方程的整体强解[J].黑龙江大学自然科学学报,2006,23(1):31-34. 被引量:2
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二级参考文献13

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