Abstract
We show that nonfree modules of Gorenstein dimension zero over a graph algebra exist if and only if the graph is a tree. A classification of such modules is given.
| Original language | English |
|---|---|
| Pages (from-to) | 964-982 |
| Number of pages | 19 |
| Journal | Sbornik Mathematics |
| Volume | 207 |
| Issue number | 7 |
| DOIs | |
| Publication status | Published - 1 Jan 2016 |
| Externally published | Yes |
Keywords
- CI-dimension
- Gorenstein dimension