On Tue, Apr 29, 2008 at 11:08 AM, Sean Breheny wrote: > just airflow times drag times sin(angle)) and airfoil-like, where L/D > is greater than one and dependent on AOA squared, like a normal wing) I think this should have said "dependent on AOA linearly". -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist