6

On the first integral and equivalence of nonlinear differential equations

Year:
2015
Language:
english
File:
PDF, 278 KB
english, 2015
20

Research on the properties of some planar polynomial differential equations

Year:
2012
Language:
english
File:
PDF, 248 KB
english, 2012
21

On the symmetry and periodicity of solutions of differential systems

Year:
2014
Language:
english
File:
PDF, 375 KB
english, 2014
33

The numbers of periodic solutions of the polynomial differential equation

Year:
2004
Language:
english
File:
PDF, 159 KB
english, 2004
41

Stability of differential systems

Year:
2006
Language:
english
File:
PDF, 302 KB
english, 2006
48

Subharmonic solutions of Hill’s equation

Year:
2015
Language:
english
File:
PDF, 270 KB
english, 2015