Given a bidirected ring with capacities and a demand graph, we present an approximate solution to the problem of nding the minimum such that there exists a feasible routing of the...
Johanna Becker, Zsolt Csizmadia, Alexandre Laugier...
A graph G is said to be m-sufficient if m is not exceeding the order of G, each vertex of G is of even degree, and the number of edges in G is a multiple of m. A complete multipar...