Abstract
A *-family is a set F of signed vectors on a finite set E such that (F*)* = F, where F* is the orthogonal complement of F. In this note we present two characterizations of *-families using relaxations of well-known properties of oriented matroids.
| Original language | English |
|---|---|
| Pages (from-to) | 107-110 |
| Number of pages | 4 |
| Journal | Journal of Combinatorial Theory, Series B |
| Volume | 47 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 1989 Aug |
ASJC Scopus subject areas
- Theoretical Computer Science
- Discrete Mathematics and Combinatorics
- Computational Theory and Mathematics
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Cite this
Fukuda, K., & Tamura, A. (1989). Characterizations of *-families. Journal of Combinatorial Theory, Series B, 47(1), 107-110. https://doi.org/10.1016/0095-8956(89)90069-5