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Marchenko方程的递推算法
The Inversion Algorithm of Marchenko Equation
【摘要】 Marchenko 积分方程是某些反演问题中出现的一类重要的特殊的积分方程,用梯形或抛物形公式离散化可转化为一类特殊的代数方程组.本文叙述并证明了这类代数方程组的一个递推算法.与通常的高斯消去相比,在计算量和存储量方面均为减少,而在数值精度上有所提高.
【Abstract】 Marchenko equation is a kind of important and special integral equation insome inverse problems.Discreted by trapezium formula or parabola formula,it can be formed into a special algebra equations,In this paper,the inversionalgorithm solving Marchenko equation is related and proved.Compared withthe Guass reduction,its numerical precision increases and its computationaland storage capacity decrease.
【关键词】 Marchenko 方程;
高斯消去法;
递推算法;
【Key words】 Marchenko equation; the Gauss reduction; the inversion algorithm.;
【Key words】 Marchenko equation; the Gauss reduction; the inversion algorithm.;
- 【文献出处】 中国科学技术大学学报 ,Journal of University of Science and Technology of China , 编辑部邮箱 ,1990年04期
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