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math.CO2023★ 3 cited
On Computing Large Temporal (Unilateral) Connected Components
Isnard Lopes Costa, Raul Lopes, Andrea Marino +1
A temporal (directed) graph is a graph whose edges are available only at specific times during its lifetime, . Paths are sequences of adjacent edges whose appearing times are ei…
math.CO2022
Acyclic Coloring of Products of Digraphs and of Digraphs with Bounded Treewidth
I. L. Costa, A. S. F. Silva
The dichromatic number of a digraph is the smallest integer such that the vertex set of can be partitioned into sets, each of which induces an acyclic sub…