http://www.boatdir.com/articles en-us http://www.boatdir.com/articles N/A info@submitzoo.com Sun, 20 Jul 2008 08:44:57 CDT 20 http://www.boatdir.com/articles/articles/25/1/Water-Ballast Static Stability comparisons:  Lead Vs Water, similar designs John Holtrop Mon, 16 Jan 2006 00:00:00 CST http://www.boatdir.com/articles/articles/24/1/Radar-Arch-Design Discussion and pictures of a  Radar Arch with dingy davits and two position sunshade. John Holtrop Mon, 16 Jan 2006 00:00:00 CST http://www.boatdir.com/articles/articles/23/1/Canoe-Design Effects of rocker, and other factors, on canoe response.  Three designs are analyzed. John Holtrop Mon, 16 Jan 2006 00:00:00 CST http://www.boatdir.com/articles/articles/18/1/Fuzzy-Logic Details on the use of Fuzzy Logic to sort cruising boats from a data base. John Holtrop Mon, 16 Jan 2006 00:00:00 CST http://www.boatdir.com/articles/articles/17/1/Design-Basics Definitions of various evaluation factors and ratios used by yacht designers. John Holtrop Mon, 16 Jan 2006 00:00:00 CST