Vibrations of rod systems of variable cross-section with nonlinear elasticity law (Q2759429)

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scientific article; zbMATH DE number 1681817
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Vibrations of rod systems of variable cross-section with nonlinear elasticity law
scientific article; zbMATH DE number 1681817

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    12 December 2001
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    elastic rod
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    variable cross-section
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    method of small parameter
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    non-perturbed equation
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    Vibrations of rod systems of variable cross-section with nonlinear elasticity law (English)
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    Forced flexural vibrations of the rod are governed by a fourth-order partial differential equation. In construction of solution the method of small parameter is used. For analysis of influence of approximations for non-perturbed equation a class of rods with variable cross-section for which the zero-order differential equation is integrable is considered. These are rods with linearly varying cross-section supported by hinge joints. The original equation is reduced to a system of differential equations whose solution is found numerically.
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