[racket] Problem with hline in

Hi Robby,

> So maybe the easiest thing is to drop down to use 'dc' to draw the
> precise lines you want.
>
> If you spell that out here, I can probably give you some guidance on
> how to do it?

The hline is used to make a fraction.
When I scaled the fraction, I noticed the division bar was asymmetrical.

See attached file.

/Jens Axel
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