Solving diffusion equation using wavelet method

被引:18
|
作者
Chen, Xuefeng [2 ]
Xiang, Jiawei [1 ]
机构
[1] Guilin Univ Elect Technol, Sch Mech & Elect Engn, Guilin 541004, Peoples R China
[2] Xi An Jiao Tong Univ, Sch Mech Engn, Xian 710049, Peoples R China
基金
中国国家自然科学基金;
关键词
Diffusion equation; Wavelets; Hermite cubic splines; Lifting scheme; Wavelet numerical method; HERMITE CUBIC-SPLINES; NUMERICAL-SOLUTION; INTERVAL; ELEMENT; ORDER; BASES;
D O I
10.1016/j.amc.2011.01.042
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
A wavelet-based numerical method based on wavelets of Hermite cubic splines is presented for computing singularly perturbed convection-dominated diffusion equation. The advantages of the method are explained. To improve the accuracy of singular areas, wavelets are configured hierarchically for solving algebraic equations. Numerical examples show that the proposed method has good efficiency and precision. (C) 2011 Elsevier Inc. All rights reserved.
引用
收藏
页码:6426 / 6432
页数:7
相关论文
共 50 条
  • [1] A Wavelet Method for Solving Bagley-Torvik Equation
    Wang, Xiaomin
    CMES-COMPUTER MODELING IN ENGINEERING & SCIENCES, 2014, 102 (02): : 169 - 182
  • [2] Haar wavelet method for solving Fisher's equation
    Hariharan, G.
    Kannan, K.
    Sharma, K. R.
    APPLIED MATHEMATICS AND COMPUTATION, 2009, 211 (02) : 284 - 292
  • [3] Using matrix-based rationalized Haar wavelet method for solving consolidation equation
    Rastegar, Mojtaba
    Moghaddam, Amir Bazrafshan
    Erfanian, Majid
    Moghaddam, Bahador Bazrafshan
    ASIAN-EUROPEAN JOURNAL OF MATHEMATICS, 2019, 12 (07)
  • [4] Wavelet operational matrix method for solving the Riccati differential equation
    Li, Yuanlu
    Sun, Ning
    Zheng, Bochao
    Wang, Qi
    Zhang, Yingchao
    COMMUNICATIONS IN NONLINEAR SCIENCE AND NUMERICAL SIMULATION, 2014, 19 (03) : 483 - 493
  • [5] A kernel-based method for solving the time-fractional diffusion equation
    Fardi, Mojtaba
    NUMERICAL METHODS FOR PARTIAL DIFFERENTIAL EQUATIONS, 2023, 39 (03) : 2719 - 2733
  • [6] Chebyshev wavelet method for solving radiative transfer equation in a slab medium
    Shekarpaz, S.
    Parand, K.
    Azari, H.
    TBILISI MATHEMATICAL JOURNAL, 2019, 12 (01) : 17 - 31
  • [7] Haar Wavelet Method for Solving Two-Dimensional Burgers' Equation
    Wang, Miaomiao
    Zhao, Fengqun
    PROCEEDINGS OF THE 2011 2ND INTERNATIONAL CONGRESS ON COMPUTER APPLICATIONS AND COMPUTATIONAL SCIENCE, VOL 2, 2012, 145 : 381 - 387
  • [8] .A Difference-Wavelet Method for Solving Generalized Density Evolution Equation in Stochastic Structural Analysis
    Tao, Weifeng
    Li, Jie
    INTERNATIONAL JOURNAL OF STRUCTURAL STABILITY AND DYNAMICS, 2017, 17 (06)
  • [9] Finite Difference Method for Solving the Time Fractional Diffusion Equation
    Zhang, Yu-xin
    Ding, Hengfei
    ASIASIM 2012, PT III, 2012, 325 : 115 - 123
  • [10] Finite Element Method for Solving the Advection-Diffusion Equation
    Amali, Onjefu
    Agwu, Nwojo N.
    2017 13TH INTERNATIONAL CONFERENCE ON ELECTRONICS, COMPUTER AND COMPUTATION (ICECCO), 2017,