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On the summation of generalized ladders for a manyfermion system

✍ Scribed by M.L. Mehta


Publisher
Elsevier Science
Year
1960
Weight
367 KB
Volume
20
Category
Article
ISSN
0029-5582

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πŸ“œ SIMILAR VOLUMES


On the Number of Blocks in a Generalized
✍ J.H van Lint πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 English βš– 208 KB

We consider t-designs with \*=1 (generalized Steiner systems) for which the block size is not necessarily constant. An inequality for the number of blocks is derived. For t=2, this inequality is the well known De Bruijn Erdo s inequality. For t>2 it has the same order of magnitude as the Wilson Petr