Department of Mathematics, University of Pittsburgh at Greensburg, 150 Finoli Drive, Greensburg, PA 15601, USA
Academic Editor: Daniele C. Struppa
Copyright © 2010 Ryad Ghanam. This is an open access article distributed under the
Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
We construct new examples of four-dimensional Einstein metrics with neutral signature and two-dimensional holonomy Lie algebra.