> matrix inversion. (This is a 4x4 translation matrix, right?) yes, 4x4.
> A^-1 * A = I > > so > > A^-1 * A * ? = A^-1 * B > > ? = A^-1 * B > > I think, anyway. The inverse is trivial to write. Almost no calculation. If that is all it is then that is great. Matrix multiplication is not commutative. So that scares me away from trying to do any algabraic operations. > See > > http://www1.cs.columbia.edu/~allen/F03/NOTES/frames.pdf > http://www1.cs.columbia.edu/~allen/F03/NOTES/equivaxis.pdf > > actually, > > http://www1.cs.columbia.edu/~allen/F03/classnotes.html > > is pretty nice as well. > > Do these answer your question? Probably ... I will check out these links and build some toy code into Jmol to play around. Will advise. Miguel ------------------------------------------------------- This SF.Net email is sponsored by: YOU BE THE JUDGE. Be one of 170 Project Admins to receive an Apple iPod Mini FREE for your judgement on who ports your project to Linux PPC the best. Sponsored by IBM. Deadline: Sept. 13. Go here: http://sf.net/ppc_contest.php _______________________________________________ Jmol-developers mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/jmol-developers
