Could not you use another way to use these subscripts. The following
may be ugly, but works
sage: n=var('n__0_3__0_1')
sage: maxima(n+1)
n__0_3__0_1+1
On 26 abr, 17:48, Ryan Hinton <iob...@email.com> wrote:
> I'm using variable names with non-alphanumeric characters for
> convenience. (Longer story: I have variables with two vector
> subscripts.) Should the following be supported?
>
> sage: nn = var('n(0.1)(3.)')
>
> Creating expressions using ``nn`` seems to work fine -- as long as
> everything stays in Sage. But when I try to do some non-trivial
> equality comparisons, Sage punts the decision to Maxima, which chokes
> on the variable name. For example,
>
> sage: maxima(nn+2)
> ---------------------------------------------------------------------------
> TypeError Traceback (most recent call
> last)
> ...
> TypeError: Error executing code in Maxima
> CODE:
> <type 'str'>
> Maxima ERROR:
> batchload("/home/rwh4s/.sage//temp/hostname/12453//interface//
> tmp12453-940467996");1+1308080759;
>
> <sage-display>
> apply: found n(0.1) where a function was expected.
> -- an error. To debug this try: debugmode(true);
> <sage-display>
> (%o23)
> sage:
>
> Any suggestions? Thanks!
>
> - Ryan
>
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