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非线性常差分方程守恒量的计算
Symbolic Computation of Conserved Quantities of Nonlinear Ordinary Difference Equations
【摘要】 给出了计算非线性常差分方程守恒量的一种方法,利用此方法可计算出非线性振动方程差分格式的守恒量.
【Abstract】 A method for finding conserved quantities of nonlinear ordinary difference equations is presented. Using this method, we can obtain the conserved quantities of the discrete equation of motion for an harmonic oscillator.
【关键词】 非线性常差分方程;
守恒量;
符号计算;
【Key words】 nonlinear ordinary difierence equations; conserved quantities; symbolic computation.;
【Key words】 nonlinear ordinary difierence equations; conserved quantities; symbolic computation.;
- 【文献出处】 闽江学院学报 ,Journal of Minjiang University , 编辑部邮箱 ,2006年02期
- 【分类号】O175.7
- 【下载频次】21