Abstract
1.1. This paper is a theoretical investigation in the real domain of the existence of subharmonic solutions of non-linear differential equations of the formwhere F is analytic and of least period 2π/ω in t; ε = (ε1, …, εn) is small; and F(x, ẋ, 0, t) is not linear in x and ẋ.
Publisher
Cambridge University Press (CUP)
Reference15 articles.
1. (12) Obi Chike . Doctorate dissertation (Cambridge, 1950).
2. Forced vibrations of systems with nonlinear restoring force
3. (13) Obi Chike . Paper II of this series communicated to the London Math. Society.
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3 articles.
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