Isn't it just plain linear algebra? You have a 3-corner and knows the 3 cosines of angles between 3 vectors. Compute the cosines of angles between pairwise normals to the vectors.
Venlig hilsen, Bo. --- Den fre 21/8/09 skrev Sherlock, Ric <[email protected]>: > Fra: Sherlock, Ric <[email protected]> > Emne: Re: [Jprogramming] Szilassi's toroidal heptahedron: interfacial angles? > Last try. > Til: "Programming forum" <[email protected]> > Dato: fredag 21. august 2009 03.07 > Hi Peter, > You could try providing some sample data and show what you > expect the result to be. > That might elicit a better response. > > > From: PMA > > > > Here is a final crack at posing my question -- this is > as whittled as > > I can whittle: > > > > Given a 3-D vertex of 3 faces with all edge-to-edge > angles known, > > how does one calculate its face-to-face angles (all, > one per edge)? > > > > If there come to mind other sites especially > interested in this sort > > of query, I'd appreciate hearing. > > > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > Trænger du til at se det store billede? Kelkoo giver dig gode tilbud på LCD TV! Se her http://dk.yahoo.com/r/pat/lcd ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
