| Article ID | Journal | Published Year | Pages | File Type |
|---|---|---|---|---|
| 9515583 | Journal of Combinatorial Theory, Series A | 2005 | 14 Pages |
Abstract
Let Fâ2[n] be a 3-wise 2-intersecting Sperner family. It is proved that|F|⩽n-2(n-2)/2ifneven,n-2(n-1)/2+2ifnoddholds for n⩾n0. The unique extremal configuration is determined as well.
Related Topics
Physical Sciences and Engineering
Mathematics
Discrete Mathematics and Combinatorics
Authors
Peter Frankl, Norihide Tokushige,