0$, there is a factorization $r=a_{1n}a_{2n}\cdots a_{nn}$ in whichall the factors are non-units? �If this isn't possible, suppose the
| Sysop: | Keyop |
|---|---|
| Location: | Huddersfield, West Yorkshire, UK |
| Users: | 766 |
| Nodes: | 16 (2 / 14) |
| Uptime: | 08:20:33 |
| Calls: | 12,762 |
| Calls today: | 6 |
| Files: | 15,362 |
| Messages: | 6,557,058 |