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Nonexistence Of Self-Similar Singular Solutions For High Dimensional Incompressible Navier-Stokes Equations

Posted on:2022-07-05Degree:MasterType:Thesis
Country:ChinaCandidate:C Z HeFull Text:PDF
GTID:2480306491460114Subject:Operational Research and Cybernetics
Abstract/Summary:PDF Full Text Request
In this paper,we consider the nonexistence of self-similar singular solutions of Navier-Stokes equations by using Liouville-Type lemma.By using Lp estimation and embedding theorem to certify the smoothness of the Navier-Stokes equations,combined with image compression principle and the characters stokes nuclear obtain Navier-Stokes equations of solution is uniqueness,because of the Navier-Stokes equations of self-similar singular solution of structure characteristics obtain the related properties of singular solution,proved smooth function is estimated based on the Schauder meet exponential attenuation characteristics to use Liouville-Type lemma derived smooth function ? constant for the constant,further verify the main content of the theorem:the nonexistence of the self-similar singular solution of the high-dimensional incom-pressible Navier-Stokes equations,that is the self-similar singular solution is always equal to constant.
Keywords/Search Tags:Self-similar singular solutions of high-dimensional Navier-Stokes equations, Liouville-Type lemma, Compressed image principle, L~p estimation, Embedding theorem
PDF Full Text Request
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