23 Sep
2008
23 Sep
'08
2:59 p.m.
Technical point: In order to hope for a unique solution, one would also need to specify an additive angle of form 2K*pi at each endpoint, in order to fix the curve's homotopy class (rel endpoints) when lifted to the unit tangent bundle of R^2. --Dan _____________________________________________________________________ "It don't mean a thing if it ain't got that certain je ne sais quoi." --Peter Schickele