| 二维泊松问题的并行共轭梯度算法 |
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| 作者单位： | 江南大学 |
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| 摘 要： | 该论文研究了利用并行共轭梯度算法求解二维泊松方程的方法,在由24台微机组成的机群上进行了实验。实验数据表明并行共轭梯度算法适用于求解二维泊松方程,它具有收敛快,可扩展性强的特点。在实验的基础上提出并验证了适用于并行共轭梯度算法的合理计算节点数的选择函数。
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| 关 键 词： | 并行计算 共轭梯度算法 二维泊松方程 |
Parallel Conjugate Gradient Algorithm of 2D Poisson Problem |
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| Authors: | ZHAO Hang-tao |
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| Abstract: | This thesis researches on using parallel conjugate gradient algorithm to solve 2D Possion problems,which is experimented on cluster of workstation made up of 24 micro-computers.The data of experiment indicates that parallel conjugate gradient algorithm is applicable to solve 2D Possion problems.And the algorithm is quick in astringency and good in scalability.The thesis brings forth and proves selection functions of reasonable unit of computation node applied to parallel conjugate gradient algorithm on the base of experiments. |
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| Keywords: | parallel computing conjugate gradient algorithm 2D poisson problem |
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