CHINESE JOURNAL OF COMPUTATIONAL PHYSICS ›› 1995, Vol. 12 ›› Issue (1): 121-126.

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MODIFIED 2PPJ ALGORITHM

Hu Jiagan, Liu kingping   

  1. Institute of Applied Physics and Computational Mathematics, Laboratoryof Computational Physics, P.O.Box 8009, Beijing 100088
  • Received:1993-09-07 Revised:1994-03-07 Online:1995-03-25 Published:1995-03-25

Abstract: A modified two-parameter parallel Jacobi-Type algorithm (M2PPJ) for solving system of linear algebraic equations is proposed. The convergence and the optimum parametes of the method are analysed. The rate of convergence is more than two times as large as that of 2PPJmethod and the extrapolation method of J2P. Numerical examples are given to illustrate these results which indicate the superiority of the present method.

Key words: system of linear algebraic equations, 2PPJ method, parallel computation, iterative method

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