J Austral Math Soc Ser A 49 pp399--417, 1990.
(Received 6 June 1989)
The surjective additive maps on the Lie ring of skew_hermitian linear transformations on a finite-dimensional vector space over a division ring which preserve the set of rank 1 elements are determined. As an application, maps preserving commuting pairs of transformations are determined.
1980 AMS Subject Classification (1985 Revision): 15A57, 15A27
Last Modified: Wed Feb 19 10:27:52 2003