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具有非局部边界的退化抛物方程组的爆破解

杨婕 刘丙辰 张长城

数学杂志2017,Vol.37Issue(6):1275-1286,12.
数学杂志2017,Vol.37Issue(6):1275-1286,12.

具有非局部边界的退化抛物方程组的爆破解

BLOW-UP SOLUTIONS TO DEGENERATE PARABOLIC EQUATIONS WITH NONLOCAL BOUNDARY

杨婕 1刘丙辰 1张长城1

作者信息

  • 1. 中国石油大学(华东)理学院,山东青岛266580
  • 折叠

摘要

Abstract

In this paper,we consider the weak solutions of the degenerate parabolic equations coupled via nonlocal sources,subject to nonlocal boundary conditions. By using the comparison principle,the critical blow-up exponent is obtained under the help of the weighted functions and the initial data. Moreover,asymptotic behavior near blow-up time is obtained for simultaneous blow-up solutions,which extends the known results in the previous paper.

关键词

退化抛物方程组/临界指标/渐近行为/非局部边界

Key words

degenerate parabolic equations/critical exponents/asymptotic behavior/nonlocal boundary

分类

数理科学

引用本文复制引用

杨婕,刘丙辰,张长城..具有非局部边界的退化抛物方程组的爆破解[J].数学杂志,2017,37(6):1275-1286,12.

基金项目

国家自然科学基金(11201483) (11201483)

山东省自然科学基金(ZR2016AM12) (ZR2016AM12)

中央高校基本科研业务费专项资金(15CX08011A). (15CX08011A)

数学杂志

OACSTPCD

0255-7797

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