Abstract
In this paper we consider four previously known parameters of sign matrices from a complexity-theoretic perspective. The main technical contributions are tight (or nearly tight) inequalities that we establish among these parameters. Several new open problems are raised as well.
| Original language | English |
|---|---|
| Pages (from-to) | 439-463 |
| Number of pages | 25 |
| Journal | Combinatorica |
| Volume | 27 |
| Issue number | 4 |
| DOIs | |
| State | Published - Jul 2007 |
Bibliographical note
Funding Information:* Supported by the ISF. † Supported by the ARC.
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