Abstract
We prove that for every tree T of order at least 2 and every minimum dominating set D of T which contains at most one endvertex of T, there is an independent dominating set I of T which is disjoint from D. This confirms a recent conjecture of Johnson, Prier, and Walsh.
| Original language | English |
|---|---|
| Pages (from-to) | 79-81 |
| Number of pages | 3 |
| Journal | Applied Mathematics Letters |
| Volume | 23 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - Jan 2010 |
| Externally published | Yes |
Keywords
- Domination
- Independence
- Inverse domination
ASJC Scopus subject areas
- Applied Mathematics