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一类n维非线性拟抛物型方程的Cauchy问题
引用本文:陈翔英.一类n维非线性拟抛物型方程的Cauchy问题[J].郑州大学学报(自然科学版),2014(3):17-24.
作者姓名:陈翔英
作者单位:郑州电力高等专科学校经济贸易系,河南郑州450004
基金项目:基金项目:国家自然科学基金资助项目,编号11271336.
摘    要:证明下列非线性拟抛物型方程的Cauchy问题ut-△ut-△u=△g(u),x∈ R^n,t>0;u(x,0)=u0(x),x∈R^n,在C^2(0,∞);W^m,p,p(R^n)∩L^∞(R^n))(m≥0,1≤p≤∞)中存在唯一整体广义解且在C^2(0,∞);W^m,p(R^n)∩L^∞(R^n) ∩L^2(R^n))(m>2+n/p,1≤p≤∞)中存在唯一整体古典解.

关 键 词:非线性拟抛物型方程  Cauchy问题  整体解的存在唯一性

Cauchy Problem for a Class of n-dimensional Nonlinear Pseudo-parabolic Equations
CHEN Xiang-ying.Cauchy Problem for a Class of n-dimensional Nonlinear Pseudo-parabolic Equations[J].Journal of Zhengzhou University (Natural Science),2014(3):17-24.
Authors:CHEN Xiang-ying
Institution:CHEN Xiang-ying ( Department of Economy and Trade, Zhengzhou Electric Power College, Zhengzhou 450004, China)
Abstract:The Cauehy problem for the nonlinear pseudo-parabolic equation ut-△ut-△u=△g(u),x∈ R^n,t〉0;u(x,0)=u0(x),x∈R^n had a unique global generalized solution in C^2(0,∞);W^m,p,p(R^n)∩L^∞(R^n))(m≥0,1≤p≤∞) had a unique global generalized solution in C^2(0,∞);W^m,p(R^n)∩L^∞(R^n) ∩L^2(R^n))(m〉2+n/p,1≤p≤∞).
Keywords:nonlinear pseudo-parabolic equation  Cauchy problem  existence and uniqueness of globalsolution
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