Accuracy of the Adomian decomposition method applied to the Lorenz system

被引:79
作者
Hashim, I [1 ]
Noorani, MSM [1 ]
Ahmad, R [1 ]
Bakar, SA [1 ]
Ismail, ES [1 ]
Zakaria, AM [1 ]
机构
[1] Univ Kebangsaan Malaysia, Sch Math Sci, Bangi 43600, Malaysia
关键词
D O I
10.1016/j.chaos.2005.08.135
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper, the Adomian decomposition method (ADM) is applied to the famous Lorenz system. The ADM yields an analytical solution in terms of a rapidly convergent infinite power series with easily computable terms. Comparisons between the decomposition solutions and the fourth-order Runge-Kutta (RK4) numerical solutions are made for various time steps. In particular we look at the accuracy of the ADM as the Lorenz system changes from a non-chaotic system to a chaotic one. (c) 2005 Elsevier Ltd. All rights reserved.
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页码:1149 / 1158
页数:10
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