On stability of two degenerate reaction–diffusion systems

In this paper, we construct a partially degenerate reaction–diffusion equation subject to the Neumann boundary condition and show that the zero solution is asymptotically stable but not exponentially asymptotically stable. In this way, we solve an open problem proposed by Casten and Holland (1977) [...

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Bibliographic Details
Published inJournal of mathematical analysis and applications Vol. 390; no. 1; pp. 126 - 135
Main Authors Xu, Chuang, Wei, Junjie
Format Journal Article
LanguageEnglish
Published Elsevier Inc 01.06.2012
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Summary:In this paper, we construct a partially degenerate reaction–diffusion equation subject to the Neumann boundary condition and show that the zero solution is asymptotically stable but not exponentially asymptotically stable. In this way, we solve an open problem proposed by Casten and Holland (1977) [4]. Moreover, we give the exponential asymptotic stability of the zero solution to a totally degenerate system with cross-diffusion effects, which cannot be determined by a simple spectral analysis based on the well developed semigroup theory.
ISSN:0022-247X
1096-0813
DOI:10.1016/j.jmaa.2012.01.032