| 论加权残值法之配点法的收敛性问题 |
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| 引用本文： | 黄怡筠.论加权残值法之配点法的收敛性问题[J].北京理工大学学报,1990,10(1):84-88. |
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| 作者姓名： | 黄怡筠 |
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| 作者单位： | 北京理工大学应用力学系 |
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| 摘 要： | 对加权残值法(MWR)之配点法的收敛性问题进行了讨论。建议在近似计算中采用“准收敛准则”判断近似解的收敛性。指出配点法不能保证准收敛。同时分析了这一缺陷是引用狄拉克(Dirac)δ函数作权函数所导致的。
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| 关 键 词： | 加权残值法 配点法 准收敛准则 收敛性 微分方程 |
On the Convergence of Collocation Method when Applied to the Method of Weighted Residuals |
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| Huang Yijun.On the Convergence of Collocation Method when Applied to the Method of Weighted Residuals[J].Journal of Beijing Institute of Technology(Natural Science Edition),1990,10(1):84-88. |
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| Authors: | Huang Yijun |
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| Institution: | Department of Applied Mechanics |
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| Abstract: | Deals with the convergence of the collocation method . An almost -convergent standard is suggested for use in approximate calculations . It is pointed out that, in general, convergence of the collocation method cannot be assured . |
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| Keywords: | function residue integrad / weighted function trial function weighted integration almost - convergent standard |
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