Colloquium Mathematics, Prof. Ognyan Christov

 

Join us for coffee and tea at 15.45 p.m.

 

 

 

Date: Tuesday, June 26^th 2012

Speaker: Prof. Ognyan Christov
Sofia University, Bulgaria

Room: 5161.0267 (Bernoulliborg)

Time: 16.15

 

 

 

 

Title:Non-integrability of first order resonances in Hamiltonian systems in
 three degrees of freedom

 

Abstract:

 

The normal forms of the Hamiltonian 1 : 2 : $\omega$ resonances to
degree three for $\omega = 1, 3, 4$ are studied for
integrability. We prove that these systems are non-integrable
except for the discrete values of the parameters which are well
known. We use the Ziglin-Morales-Ramis method based on the
differential Galois theory.

 

 

  

 

 

 

 

Colloquium coordinators are Prof.dr. A.C.D. van Enter (e-mail : A.C.D.van.Enter@rug.nl) and

Dr. A.V. Kiselev (e-mail: a.v.kiselev@rug.nl )

 

http://www.rug.nl/wiskunde/nieuws/actueel/wiskundecolloquia