| 有正阻尼时强非线性自由振动问题的插值摄动解法 |
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| 引用本文： | 袁镒吾.有正阻尼时强非线性自由振动问题的插值摄动解法[J].强度与环境,2005,32(2):1-7. |
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| 作者姓名： | 袁镒吾 |
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| 作者单位： | 中南大学,长沙,410083 |
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| 摘 要： | 本文用插值摄动和权残法相结合的方法求得了一类有正阻尼的强非线性自由振动问题的一级近似解．精度好。
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| 关 键 词： | 插值摄动法 阻尼 强非线性 自由振动 权残法 |
| 文章编号： | 1006-3919(2005)02-0001-07 |
| 修稿时间： | 2004年2月16日 |
Interpolation perturbation method for solving the positively damped strongly nonlinear free oscillation problems |
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| YUAN Yi-wu.Interpolation perturbation method for solving the positively damped strongly nonlinear free oscillation problems[J].Structure & Environment Engineering,2005,32(2):1-7. |
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| Authors: | YUAN Yi-wu |
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| Abstract: | In this paper, using the interpolation method allying with the method of weighted residuals, the first order approximate solutions of a class of the positively damped strongly nonlinear problems are obtained. Its accuracy is good. |
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| Keywords: | interpolation perturbation method damped strong nonlinearity free oscillation method of weighted residuals |
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