| 一种改进的DY-型共轭梯度法的全局收敛性 |
| |
| 引用本文： | 蒙诗德,何杭佳.一种改进的DY-型共轭梯度法的全局收敛性[J].玉林师范学院学报,2007,28(3):11-13. |
| |
| 作者姓名： | 蒙诗德 何杭佳 |
| |
| 作者单位： | 玉林师范学院,数学与计算机科学系,广西,玉林,537000 |
| |
| 基金项目： | 玉林师范学院校科研和教改项目 |
| |
| 摘 要： | 利用张秀军等人提出的一种新型线搜索条件对新的DY-型共轭梯度法进行了研究.根据这一新型线搜索条件,提出了一个求解非线性无约束优化问题的算法,并证明了算法的全局收敛性.
|
| 关 键 词： | 无约束优化 共轭梯度法 线搜索 全局收敛性 |
| 文章编号： | 1004-4671（2007）03-0011-03 |
| 修稿时间： | 2007-03-18 |
The Global Convergence Property of An Improved Dy-conjugate Gradient Method |
| |
| MENG Shi-de,HE Hang-jia.The Global Convergence Property of An Improved Dy-conjugate Gradient Method[J].Journal of Yulin Teachers College,2007,28(3):11-13. |
| |
| Authors: | MENG Shi-de HE Hang-jia |
| |
| Institution: | 1.Lecturer, Department of Mathematics and Computer Science; 2.Yulin Normal University, Yulin, Guangxi 537000 |
| |
| Abstract: | In this paper, based on the new line search condition proposed by Zhan, a new kind of Dy-conjugate gradient method was studied. Under the new line search condition, the method with global convergence for solving nonlinear unconstrained optimization was proposed. |
| |
| Keywords: | unconstrained optimization conjugate gradient method line search global convergence property |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
