Showing 1 - 3 results of 3 for search '"Poincaré-Birkhoff twist theorem"', query time: 2.99s Refine Results
  1. 1
    Periodic solutions of planar Hamiltonian systems with asymmetric nonlinearities
    by Zaihong Wang, Tiantian Ma
    Published 2017-04-01
    Subjects: “...Poincaré-Birkhoff twist theorem...”
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    Article
  2. 2
    Harmonic and subharmonic solutions of quadratic Liénard type systems with sublinearity
    by Chunmei Song, Qihuai Liu, Guirong Jiang
    Published 2021-09-01
    Subjects: “...poincaré-birkhoff twist theorem...”
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    Article
  3. 3
    Periodic bouncing solutions for sublinear impact oscillator
    by Yinyin Wu, Dingbian Qian, Shuang Wang
    Published 2021-05-01
    Subjects: “...poincaré-birkhoff twist theorem...”
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    Article
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