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On the length of the lattice of sublattices of a finite distributive lattice

✍ Scribed by Jörg Stephan


Publisher
Springer
Year
1993
Tongue
English
Weight
227 KB
Volume
30
Category
Article
ISSN
0002-5240

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📜 SIMILAR VOLUMES


On sublattices of the hexagonal lattice
✍ M. Bernstein; N.J.A. Sloane; Paul E. Wright 📂 Article 📅 1997 🏛 Elsevier Science 🌐 English ⚖ 404 KB

How many sublattices of index N are there in the planar hexagonal lattice? Which of them are the best from the point of view of packing density, signal-to-noise ratio, or energy? We answer the first question completely and give partial answers to the other questions.