CHINESE JOURNAL OF COMPUTATIONAL PHYSICS ›› 2003, Vol. 20 ›› Issue (4): 307-310.

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Differential Quadrature Domain Decomposition Method for a Kind of Free Boundary Problems of Parabolic Equations

WU Xiong-hua, WU Yun   

  1. Deparmtent of Applied Mathematics, Tongji University, Shanghai 200092, China
  • Received:2002-05-20 Revised:2002-09-18 Online:2003-07-25 Published:2003-07-25

Abstract: A new numerical computational Method,Differential Quadrature Domain Decomposition Method,is presented based on the advantages of Differential Quadrature Method and Domain Decomposition Method.Numerical examples find the method is more convenient and efficient for a kind of free boundary problems of parabolic equation with weak singularity in the initial value.

Key words: Differential Quadrature Domain Decomposition Method, weak singularity, free boundary, boundary reduction

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