Abstract
In this paper, we are concerned with the boundedness of all the solutions for the semilinear Duffing equation x″+n2x+φ(x)=p(t) with the Lazer-Leach condition, where p(t) is a smooth 2π-periodic function and the perturbation φ(x) is bounded. © 1999 Academic Press.
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CITATION STYLE
APA
Liu, B. (1999). Boundedness in nonlinear oscillations at resonance. Journal of Differential Equations, 153(1), 142–174. https://doi.org/10.1006/jdeq.1998.3553
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