Abstract
We prove an upper bound on the Shannon capacity of a graph via a linear programming variation. We show that our bound can outperform both the Lov\'asz theta number and the Haemers minimum rank bound. As a by-product, we also obtain a new upper bound on the broadcast rate of index coding.
| Original language | English |
|---|---|
| Pages (from-to) | 2229-2241 |
| Number of pages | 13 |
| Journal | SIAM Journal on Discrete Mathematics |
| Volume | 32 |
| Issue number | 3 |
| DOIs | |
| State | Published - 1 Jan 2018 |
| Externally published | Yes |
Keywords
- Index coding
- Linear programming
- Shannon capacity
ASJC Scopus subject areas
- General Mathematics