Global existence for nonlocal quasilinear diffusion systems in nonisotropic nondivergence form

IF 0.8 3区 数学 Q2 MATHEMATICS Mathematische Nachrichten Pub Date : 2024-03-03 DOI:10.1002/mana.202200250
Catharine W. K. Lo, José Francisco Rodrigues
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引用次数: 0

Abstract

We consider the quasilinear diffusion problem of u = ( u 1 , , u m ) $\bm {u}=(u^1,\ldots ,u^m)$

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非各向异性非发散形式的非局部准线性扩散系统的全局存在性
我们考虑的是对于一个开放集合 , , , 和任意 ... 的准线性扩散问题。这里, 表示一个算子,它可能涉及阶为 的分布式里兹分数梯度,以及经典梯度或/和非局部导数 ,以及 。我们展示了线性椭圆算子非发散形式的各种准线性扩散系统的全局存在性结果,包括经典椭圆系统、各向异性分式方程和系统,以及以下类型的各向异性局部和非局部算子:对于胁迫、可逆矩阵和合适的矢量函数 .
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来源期刊
CiteScore
1.50
自引率
0.00%
发文量
157
审稿时长
4-8 weeks
期刊介绍: Mathematische Nachrichten - Mathematical News publishes original papers on new results and methods that hold prospect for substantial progress in mathematics and its applications. All branches of analysis, algebra, number theory, geometry and topology, flow mechanics and theoretical aspects of stochastics are given special emphasis. Mathematische Nachrichten is indexed/abstracted in Current Contents/Physical, Chemical and Earth Sciences; Mathematical Review; Zentralblatt für Mathematik; Math Database on STN International, INSPEC; Science Citation Index
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