Fractal-like families of stable, large-energy multi-mode periodic solutions are found in the cubic wave and beam equations via Galerkin continuation and reducible mode analysis.
New class of time- periodic solutions to the 1D cubic wave equation
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Nonlinear oscillations of strings and beams
Fractal-like families of stable, large-energy multi-mode periodic solutions are found in the cubic wave and beam equations via Galerkin continuation and reducible mode analysis.