Acta mathematica scientia,Series A ›› 2001, Vol. 21 ›› Issue (zk): 577-583.
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HE Ji-Huan
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Abstract:
该文以Schrodinger方程为例,分析变分迭代法的一些基本特点.在该方法中引进了一广义拉氏乘子构造了一迭代格式,拉氏乘子可由变分理论最佳识别.由于在识别拉氏乘子是应用了限制变分的概念,所以只能通过迭代才能得到收敛解.为了加快收敛速度,可以在初始近似引入待定常数,而待定常数又可用各种方式最佳识别.文中初步分析了该方法的收敛性,对于Schrodinger方程,其一阶近似即可得到Jost解.
Key words: 变分迭代算法, 非线性, Duffing方程, Schrodinger方程, Jost
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HE Ji-Huan. Variational Iteration Approach to Schrodinger Equation[J].Acta mathematica scientia,Series A, 2001, 21(zk): 577-583.
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