24 citations · 69 across the 22 of their papers we have counts for
Showing 2015 · math.COShow all
2 papers · 2 filters
math.CO2015★ 24 cited
Dichromatic number and fractional chromatic number
Bojan Mohar, Hehui Wu
The dichromatic number of a graph is the maximum integer such that there exists an orientation of the edges of such that for every partition of the vertices into fewer…
math.CO2015
The extremal function for disconnected minors
Endre Csóka, Irene Lo, Sergey Norin +2
For a graph let denote the supremum of taken over all non-null graphs not containing as a minor. We show that $$c(H) \leq \frac{|V(H)|+\mathrm{co…