解线性方程组的共轭梯度法 |
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引用本文: | 裴琴娟.解线性方程组的共轭梯度法[J].新乡学院学报(自然科学版),2011(4):309-310. |
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作者姓名: | 裴琴娟 |
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作者单位: | 常州纺织服装职业技术学院信息系 |
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摘 要: | 通过差分离散Laplace方程,得到一个大型线性方程组,并给出了数值结果。数值实验结果表明共轭梯度法能很好地求解此方程组。
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关 键 词: | 线性方程组 截断误差 CG法 |
Conjugate Gradient Method of Solving Linear Equations |
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Authors: | PEI Qin-juan |
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Institution: | PEI Qin-juan(Department of Information Technology,Changzhou Textile Garment Institute,Changzhou 213164,China) |
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Abstract: | Large sparse linear equations by means of the discrete Laplace equation in this paper. The numerical results are given. The numerical results demonstrate that the CG method is robust. |
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Keywords: | simultaneous equations truncation error CG method |
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