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三维Laplace方程Cauchy问题的小波解

王伟芳 王晋茹

数学杂志2012,Vol.32Issue(2):239-248,10.
数学杂志2012,Vol.32Issue(2):239-248,10.

三维Laplace方程Cauchy问题的小波解

WAVELET SOLUTION TO THE THREE-DIMENSIONAL CAUCHY PROBLEM FOR LAPLACE EQUATION

王伟芳 1王晋茹2

作者信息

  • 1. 唐山师范学院数学与信息科学系,河北唐山063000
  • 2. 北京工业大学应用数理学院,北京100124
  • 折叠

摘要

Abstract

We consider the three-dimensional Cauchy problem for the Laplace equation.The problem is ill-posed,its solution (if it exists) doesn't depend continuously on the initial data.Using Meyer wavelets and Galerkin method,we get stable wavelet approximate solutions.Furthermore,we shall give a recipe for choosing the coarse level resolution.

关键词

Laplace方程/Galerkin方法/小波解

Key words

Laplace equation/Galerkin method/wavelet solution

分类

数理科学

引用本文复制引用

王伟芳,王晋茹..三维Laplace方程Cauchy问题的小波解[J].数学杂志,2012,32(2):239-248,10.

基金项目

Supported by Beijing Natural Science Foundation (1092003) (1092003)

Beijing Educational Committee Foundation (00600054R1002) (00600054R1002)

Beijing Science and Technology Innovation Foundation (00600054K2009). (00600054K2009)

数学杂志

OA北大核心CSCDCSTPCD

0255-7797

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