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 |
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Pages (from-to) | 633-655 |
Number of pages | 23 |
Journal | Journal of Mathematical Sciences |
Volume | 162 |
Issue number | 5 |
DOIs | |
State | Published - Jul 2009 |
Externally published | Yes |