[czech] // -------------------------------------- tento radek bude vypusten

2003-2005 člen Akademického Senátu ZČU (za doktorandy).

2004- člen International Society of Difference Equations.

[english] // ------------------------------------ tento radek bude vypusten

2003-2005 Member of the Academic Senate of the University of West Bohemia (nominated by PhD. students).

2004- Member of the International Society of Difference Equations.