This means that "How the Roll Function Works" is originally from Quote-Quad and should not be included in the At Play With J book.
----- Original Message ----- From: Gilles Kirouac <[email protected]> Date: Friday, April 10, 2009 8:43 Subject: Re: [Jchat] Finding a Primitive Root To: Chat forum <[email protected]> > > An _updated_ version of the paper "How the Roll Function > Works" is > at http://www.sigapl.org/qqv8n3p42.htm . > > It seems posterior to the version at > http://www.jsoftware.com/jwiki/Doc/Articles/Play083. > > The section "Finding a Primitive Root" has been expanded > quite a lot. > > I hope that is useful. > > ~ Gilles > > ---------- Original Message ----------- > From: bill lam <[email protected]> > To: JChat <[email protected]> > Sent: Fri, 10 Apr 2009 21:35:58 +0800 > Subject: [Jchat] Finding a Primitive Root > > > Inside > > http://www.jsoftware.com/papers/roll.htm > > > > the paragraph: > > > > The way to proceed then is the following: for A and P positive > > integers, A: P - 1 , where P is a prime and R is one of its > primitive> roots, we get a vector called the indices of the > powers of R mod P. I > > won't explain these further than to say that they are of great value > > in number theory: they are to the powers of the primitive root as > > logarithms are to exponentials. > > > > What does that `A: P - 1` mean? Was it actually printed > on that > > publications (qq and vector)? ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
