Thank you for your answer. Yes I try to write a J program for 3D similarity transformation.
Erik Papp ----- Eredeti levél (Original Message) ----- Feladó: Henry Rich <[email protected]> Dátum: Szerda, Augusztus 20, 2014 1:39 du Tárgy: Re: [Jprogramming] Matrix equation Címzett: [email protected] > I have no idea what this equation is trying to do, but the pattern > > NbI * (...) * NbI > > looks like it's trying to be a similarity transformation, but > one of the > outer matrices would need to be the inverse of the other. > > Just wondering, > > Henry Rich > > On 8/20/2014 5:24 AM, Raul Miller wrote: > > I think what you are asking about is: where do you put the > parenthesis?> > > That suggests: > > > > dX=: ((NbI-NbI mp CT mp NcI mp C mp NbI)mp W)+NbI mp CT mp NcI > mp Wx > > > > In other words, you almost had it. > > > > Thanks, > > > ----------------------------------------------------------------- > ----- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
