Thank you Raul, I have never seen J listed as a CAS language, you are saying it is?
If so, I should get that zero 0, right? And get a pi or e symbol to some of the answers. ----- Original Message ----- From: Raul Miller <[email protected]> Date: Sunday, November 1, 2009 11:39 pm Subject: Re: [Jgeneral] any news on J becoming CAS? To: General forum <[email protected]> > On Mon, Nov 2, 2009 at 12:43 AM, DIETER ENSSLEN > <[email protected]> wrote: > > 1+x:^o.0j1 does indeed produce a 0 > > > > as opposed to 1+ 1x1^(1p1*0j1) which produces 0j1.22465e_16 > which is a 'practical' zero but not a say 1.1e_330 type of zero > > > > and both I trust represents e^(pi* i) +1 = 0 > > > > I would guess there are many other situations where 0, pi, and > e and such do not happen as neatly as in your example. In a CAS > the answer to the above is 0 no matter how you write it. > > Then, 1+ 1x1^(1p1*0j1) would not an example of a subset of J > which is a CAS. > > -- > Raul > ----------------------------------------------------------------- > ----- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
