Abstract
We describe automorphisms of the semigroup Gn(R) of invertible matrices with nonnegative coefficients in the case where R is a commutative partially ordered ring containing ℚ and n ≥ 3.
| Original language | English |
|---|---|
| Pages (from-to) | 633-655 |
| Number of pages | 23 |
| Journal | Journal of Mathematical Sciences (United States) |
| Volume | 162 |
| Issue number | 5 |
| DOIs | |
| State | Published - Jul 2009 |
| Externally published | Yes |