Revision as of 10:30, 22 January 2010 by imported>Nick Gardner(New page: {{subpages}} <!-- Text is transcluded from the Covariance/Definition subpage-->)
This editable Main Article has an approved citable version (see its Citable Version subpage). While we have done conscientious work, we cannot guarantee that this Main Article, or its citable version, is wholly free of mistakes. By helping to improve this editable Main Article, you will help the process of generating a new, improved citable version.
