Re: LaPlace Transforms in TI89 and HP48 compared by Perez-Franco
[Prev][Next][Index][Thread]
Re: LaPlace Transforms in TI89 and HP48 compared by Perez-Franco
Just out of curiousity, the HP now does LaPlace transforms better than the
TI89, so what do you use the TI89 for now? With Alg48 and Erable 3.2
installed, I think the HP has the TI89 beat in almost all areas.
Perez-Franco wrote:
> In article <7806fa$t2q$1@news.cybercity.dk>,
> "Steen Schmidt" <SSchmidt@vip.cybercity.dk> wrote:
> > I dont think so - Erable came in a new version (v3.2). No more errors and
> > much faster. See below for times
>
> Right!
> No more errors.
> Much faster.
> Even transforming functions with dephase.
>
> Look at these times...
>
> Function: 1 + t + 2*t^2 + 3*t^3 + 4*t^4 + 5*t^5 + 6*t^6
> HP: 8.9 sec
> TI: 10.6 sec
> Rate: 0.84 (HP wins!)
> Both gived identical answer display than MapleV.
>
> Function: 1 + t*sin(t) + 2*t^2*sin(2*t) + 3*t^3*sin(3*t)
> HP: 10.5 sec !!!
> TI: 137.3 sec
> Rate: 0.077 (HP wins!)
> Both gived different answer display than MapleV.
>
> Function: exp(5*t-3)+4*t^2*sin(7*t-Pi/3)+2*t^3/5
> HP: 74.6 sec
> TI: 79.1 sec
> Rate: 0.94 (HP wins!)
> Both gived different answer display than MapleV.
>
> -----------== Posted via Deja News, The Discussion Network ==----------
> http://www.dejanews.com/ Search, Read, Discuss, or Start Your Own
References: