𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Subpath acyclic digraphs

✍ Scribed by F.R. McMorris; Henry Martyn Mulder


Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
927 KB
Volume
154
Category
Article
ISSN
0012-365X

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Acyclic systems of representatives and a
✍ Ron Aharoni; Eli Berger; Ori Kfir πŸ“‚ Article πŸ“… 2008 πŸ› John Wiley and Sons 🌐 English βš– 161 KB

## Abstract A natural digraph analog of the graph theoretic concept of β€œan independent set” is that of β€œan acyclic set of vertices,” namely a set not spanning a directed cycle. By this token, an analog of the notion of coloring of a graph is that of decomposition of a digraph into acyclic sets. We

Maximum directed cuts in acyclic digraph
✍ Noga Alon; BΓ©la BollobΓ‘s; AndrΓ‘s GyΓ‘rfΓ‘s; JenΕ‘ Lehel; Alex Scott πŸ“‚ Article πŸ“… 2007 πŸ› John Wiley and Sons 🌐 English βš– 152 KB

## Abstract It is easily shown that every digraph with __m__ edges has a directed cut of size at least __m__/4, and that 1/4 cannot be replaced by any larger constant. We investigate the size of the largest directed cut in __acyclic__ digraphs, and prove a number of related results concerning cuts

Acyclic digraphs and local hierarchy the
✍ Adam Berliner; Ulrike Bostelmann; Richard A. Brualdi; Louis Deaett πŸ“‚ Article πŸ“… 2007 πŸ› Elsevier Science 🌐 English βš– 212 KB