Chinese Quarterly Journal of Mathematics ›› 2000, Vol. 15 ›› Issue (3): 50-56.

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Existence of Positive Solutions for a Class of Degenerate and Nondegenerate Stable Diffusion Models

  

  1.  信息工程大学信息研究系 河南郑州450002 
  • Received:2000-02-18 Online:2000-09-30 Published:2024-07-16
  • About author:ZHANG Yan-xiao(1960-),female,native of Dingzhou,Hebei,a lecturer of Information Engineering University,M.S.D.,engages in funcitonal analysis.

Abstract: 考虑一类退化与非退化的稳态扩散模型。利用上、下解方法与Schauder不动点原理 ,证明此类稳态扩散模型在一定条件下正解的存在性 .

Key words:  , 弱上, 下解, 椭圆型方程组, 正解,  ,

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