Re: (TI-83) How do I store a formula as text?

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Re: (TI-83) How do I store a formula as text?

>   "Bill Brower" <wbrower@indiana.edu> writes:
>  I have a TI-83 and want to store some basic formulas for reference.
>
>  For example, I'd like to store "D=(I-A)X" somewhere.
>
>  I tried the List function, but continually get syntax errors for the =
>  symbol.
>
>  I currently have this little formula, and "X=(I-A)-1D, stored as programs,
>  which I can only access by the "edit" command under program.
>
>  Is there a better way to store this information?
>
>  Thanks in advance.
>
>  bill
>
>>>>
Have you looked at chapter 15 of the Guidebook? You can store an
expression in a string variable, say Str0, and execute it with
expr(Str0). Of course, you have to go to the Catalog to find expr(...


                                Harry
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