Abstract
The existence of multiple periodic solutions of a nonlinear Lienard system is treated. The proof is based on the theory of topological degree and monotone operators.
Citation
N. Hirano. W. S. Kim. "Multiple existence of periodic solutions for Liénard system." Differential Integral Equations 8 (7) 1805 - 1811, 1995. https://doi.org/10.57262/die/1368397758
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