Stability of strongly nonlinear normal modes (Q883527)

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scientific article; zbMATH DE number 5161253
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Stability of strongly nonlinear normal modes
scientific article; zbMATH DE number 5161253

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    Stability of strongly nonlinear normal modes (English)
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    4 June 2007
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    The authors show that the periodic solution of a strongly nonlinear oscillator can be written as a simple cosine function by a suitable transformation of time. This idea enables the stability of strongly nonlinear normal modes in multidegree of freedom systems to be investigated by standard procedures such as harmonic balance.
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    Stability of motion
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    Nonlinear normal mode
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