2 papers
math.DS2019
The Lie symmetry group of the general Lienard-type equation
Ágota Figula, Gábor Horváth, Tamás Milkovszki +1
We consider the general Lienard-type equation for . This equation naturally admits the Lie symmetry .…
math.CO2017
The maximal subgroups and the complexity of the flow semigroup of finite (di)graphs
Gábor Horváth, Chrystopher L. Nehaniv, Károly Podoski
The flow semigroup, introduced by John Rhodes, is an invariant for digraphs and a complete invariant for graphs. After collecting together previous partial results, we refine and p…