just thought i'd say that on the ti cas nspire, you can't go back and edit a history object. you have to copy it and then paste it to the 'active' line. feels very awkward to me after the more 'logical' behavior of the hp50.
/guy
/guy
On Wed, Aug 6, 2008 at 1:44 AM, Don Hart <ddhart1@...> wrote:Try this while you're in the numerical solver & the equation line highlighted...
Press NXT
Press CALC in the menu line
Press the down arrow
If you're not in the numerical solver you can edit the variable called 'EQ' directly.
--- On Tue, 8/5/08, paulmennen <paul@...> wrote:
> From: paulmennen <paul@...>
> Subject: [50g] equation writer / equation solver
> To: 50g@yahoogroups.com
> Date: Tuesday, August 5, 2008, 9:39 PM
> With the HP 50G when I go into the numerical solver, I see
> the last
> equation I entered. Then I hit "Edit" to modify
> it and it allows me to
> edit it in character form at the bottom of the solve
> window.
> However I find this edit method cumbersome compared to the
> equation
> writer. Wouldn't it be nicer if the equation appeared
> in the equation
> writer when this button was pressed? I'm not sure why
> one would want
> to use the character editor when it is so much easier to
> visualize in
> the equation writer.
> Is there any way to use the equation writer for this kind
> of thing? I
> found that I could enter the equation in the equation
> writer and give
> it a name. Then in the solver I can press "CHOOS"
> and select the
> equation. However I haven't figured out how to later
> modify this
> equation using the equation writer. Anyway, for such a
> wonderful built
> in tool as the equation writer, it sure seems like they
> went pretty
> far out of their way to talk you out of using it.
>
> Thanks for any suggestions you may have.
> ~Paul
>
>
>
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