Re: A86: idea for sybolic maipulation


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Re: A86: idea for sybolic maipulation





-----Original Message-----
From: Jimmy Mårdell <yarin@acc.umu.se>
>I've started with such a program to some degree, although I'm doing
>the coding first in a highlevel language on the PC (easier to get
>the algorithms correct).

Which highlevel language?  I have some documented source code on this for
VB. (5 I think)

If your doing this in VB or Pascal, can I help?

>>and i think this should work in the background like an add-on for the 86
>
>Not necessary. I intended to make it very similiar to the TI-92, and
>then you don't have to be in the default TI-OS very often.

Have you seen Maple and Mathmatica?  In some ways the TI-92 is like
Mathmatica in that it has the pretty print stuff.  Since the 86 is limited
in memory it would seem to be better to have the output more like Maple's,
mostly plain text.  Wouldn't it take less memory to display it the same way
as you would type it in?

It would seem like you would have your programs interface like the home
screen, either by an interupt or just making it look that way.  Then when
the user types something in it would be stored as an equation type of
variable if just typed in or it could be passed as an equation type of
variable into a function if the user types in something like
diff(x^2,x)
Then all the sybolic programs would just interpret the equation variable.

Eli Allen
eallen@bcpl.net

>
>--
>Real name: Jimmy Mårdell
>IRC......: Yarin
>Email....: mailto:yarin@acc.umu.se      <-- NEW E-MAIL ADDRESS!!!!
>Homepage.: http://www.algonet.se/~mja/
>


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