The Monotonicity of Period Function for
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Yulin Zhao
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Article
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2002
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Elsevier Science
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English
β 167 KB
In this paper, we study the codimension four quadratic system It is proved that the period function of periodic trajectories for Q 4 is monotone. The content of this paper can be viewed as a contribution to the proof of Chicone's conjecture (cf. MR: 94h:58072).