| Volume 2, Number 2, 2012, Pages 205-212 DOI：10.11948/2012015 |
| On the monotonicity of the period function of reversible centers On the monotonicity of the period function of reversible centers |
| Kuilin Wu |
| Keywords:Period functions |
| Abstract: |
| In this paper we study the period function of centers for a class of reversible systems and give a criteria to determine the monotonicity of the period functions. |
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