Re: Comparisson TI 89 vs HP 48 GX
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Re: Comparisson TI 89 vs HP 48 GX
You know what, I don't even care all that much. It doesn't make all that
much of a difference. You like TI, I like HP. End of story
Indifference
Mike Hunt <MikeHuntTROUSER@mailroom.com> wrote in message
3734c728.329990@news.northcoast.com">news:3734c728.329990@news.northcoast.com...
> On Sat, 8 May 1999 14:15:14 -0400, "Indifference" <indif69@usa.net>
> wrote:
>
> >Go back and look at the thread. You'll see it says "the user interface is
> >slower". That statement I don't agree with. BUT, the TI-89 processor is
> >faster (i.e. more Mhz)
> I know. I wrote that. I was responding to jemfinch's claim that the
> HP's numeric processor was faster (it's not) He posts quite a bit of
> unsubstantiated opinion, and little else. Like I said, I tried both
> calcs head to head, and the TI's numeric solver was faster. For
> example, to evaluate e^(x^2)=400, using an initial guess of 0, my TI
> was done before my finger was off the enter key, the result appearing
> practically instantly. The HP on the other hand, took about 4
> seconds.
> As far as the user interface goes, try using both calcs. You'll agree
> the HP 48GX user interface is slower. I've never seen another calc
> other than the 48GX that you had to WAIT for the menus to open. Just
> plain using the HP is slower as well. Take for example computing the
> indefinite integral of a function. On the TI you just enter it in the
> form int(f(x),x where int is the integration symbol, and press enter.
> That's it, you're done. On the HP, according to the manual page
> 20-7, you have to open the integrate form (one of the menus I
> mentioned you have to wait to open), enter the expression in one
> field, the variable to integrate WRT in another, 0 and the variable to
> integrate WRT in the lower and upper limit fields respectively, make
> sure result is set to symbolic, and press ok. Next the gyrations
> really start. Evaluate the closed form expression, make sure it's on
> level 1 of the stack, press some funky key sequence to discard the
> limits of integration you just entered, and finally, press eval to
> evaluate the expression at the upper limit.
> Another example is the numeric solvers on both. Take the example I
> already mentioned. On the TI, one need only type solve(e^(x^2)=400,x)
> and hit enter. To do the same thing on an HP, one must press
> (grnshift) solve, wait for a menu, press enter to select solve an
> equation, wait again, press edit to edit the expression wait again,
> enter the expression in single quotes, press ok, wait some more, enter
> the initial guess, wait again, arrow down, and press solve for the 4
> second wait.
> As a subjective test, sit down with a TI user, and do the same work on
> your HP. I frequently do this using my TI with HP users.
> Consistently, I am done first.
> By considering all that I've just said, I can feel quite confident in
> saying the TI is a faster calculator, both in raw processing power,
> and in speed of use (user interface)
> No, I find using the TI much faster, not just different. With my TI I
> get more work done in less time, with much less frustration. And
> that's what I use a calc for.
>
> >
> >About the HP being able to not use RPN, post a message in <comp.sys.hp48>
> >asking that question. You'll get tons of replys.
> Perhaps I'll get a ton of replies, but how do I set my HP not to use
> RPN? I say it can't be done, find no mention of such a setting in the
> manual, have never heard of it before nor has anyone I know who uses
> an HP. Since you seem to know differently indifference, since you're
> saying it can be done, please do tell how I can set my HP calc not to
> use RPN. I think even HP would like to hear the answer to that.
>
> >
> >Indifference
> >
> >Mike Hunt <MikeHuntTROUSER@mailroom.com> wrote in message
> >3733cdef.416484@news.northcoast.com">news:3733cdef.416484@news.northcoast.com...
> >> On Fri, 7 May 1999 22:51:40 -0400, "Indifference" <indif69@usa.net>
> >> wrote:
> >>
> >> >The HP isn't slower, it is just different. Besides, the HP can be set
to
> >not
> >> >use RPN.
> >>
> >> How do you set the HP not to use RPN? I'd love to see that.
> >>
> >> I think HP's are slower. When you set both calcs up to solve the same
> >> equation, press their respective go buttons at the same time and one
> >> finishes after the other, I'd call the one that finished last slower.
> >>
> >> -----------------------------
> >> Remove trousers to reply.
> >> -----------------------------
> >
> >
>
>
> -----------------------------
> Remove trousers to reply.
> -----------------------------
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