scholarly journals Fink type conjecture on affine-periodic solutions and Levinson's conjecture to Newtonian systems

2018 ◽  
Vol 23 (6) ◽  
pp. 2607-2623 ◽  
Author(s):  
Yong Li ◽  
◽  
Hongren Wang ◽  
Xue Yang ◽  
◽  
...  
2017 ◽  
Vol 263 (10) ◽  
pp. 6684-6730 ◽  
Author(s):  
Mieczyslaw Dabkowski ◽  
Wieslaw Krawcewicz ◽  
Yanli Lv ◽  
Hao-Pin Wu

2014 ◽  
Vol 157 (2) ◽  
pp. 279-296 ◽  
Author(s):  
ALBERTO BOSCAGGIN ◽  
RAFAEL ORTEGA

AbstractThe theory of twist maps is applied to prove the existence of many harmonic and sub-harmonic solutions for certain Newtonian systems of differential equations. The method of proof leads to very precise information on the oscillatory properties of these solutions.


2008 ◽  
Vol 244 (4) ◽  
pp. 916-944 ◽  
Author(s):  
Wacław Marzantowicz ◽  
Carlos Prieto ◽  
Sławomir Rybicki

2005 ◽  
Vol 218 (1) ◽  
pp. 216-252 ◽  
Author(s):  
Justyna Fura ◽  
Anna Ratajczak ◽  
Sławomir Rybicki

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