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On the construction and enumeration of minimal blocks

✍ Scribed by Ronald C. Read; Guanzhang Hu


Publisher
John Wiley and Sons
Year
1987
Tongue
English
Weight
592 KB
Volume
11
Category
Article
ISSN
0364-9024

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πŸ“œ SIMILAR VOLUMES


On minimal strong blocks
✍ Martin GrΓΆtschel πŸ“‚ Article πŸ“… 1979 πŸ› John Wiley and Sons 🌐 English βš– 319 KB

## Abstract It is shown that storng blocks, i.e., digraphs that are strongly connected and have no cutnodes have an ear‐decomposition. This result is used to prove that the number __q__ of arcs of minimal strong blocks is bounded by __p__ ≀ __q__ ≀ __2p__ – 3 and that minimal strong blocks contain