4 citations · 4 across the 3 of their papers we have counts for
Showing math.COShow all
4 papers · 1 filter
math.CO2008
New Upper Bound for the Edge Folkman Number Fe(3,5;13)
Nikolay Kolev
In this paper we prove that the edge Folkman number Fe(3,5;13) is not greater than 21.
math.CO2006★ 4 cited
New recurrent inequality on a class of vertex Folkman numbers
Nikolay Rangelov Kolev, Nedyalko Dimov Nenov
We give a new recurrent inequality on a class of vertex Folkman numbers.
math.CO2006
An example of a 16-vertex Folkman edge (3,4)-graph without 8-cliques
N. Kolev, N. Nenov
In this paper we prove a new upper bouhd on an edge Folkman number. In a previous paper we have proved that this bound is exact.
math.CO2006
New upper bound for a class of vertex Folkman numbers
N. Kolev, N. Nenov
We improve the previuosly known bound for some vertex Folkman numbers.