Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
9498294 | Linear Algebra and its Applications | 2005 | 15 Pages |
Abstract
We obtain the general form of bijective order and orthogonality preserving maps on the poset of all n Ã n upper triangular idempotent matrices over an arbitrary field F. We also show that the assumption of surjectivity can be removed if every nonzero homomorphism g:FâF is surjective.
Related Topics
Physical Sciences and Engineering
Mathematics
Algebra and Number Theory
Authors
Ajda Fošner,