Oh, I discovered it on Wikipedia, not at school. I got the "Home" edition for $300, which seems to be about standard for other things like commercial graphics software. Although I've been happier with free graphics software like GIMP and Blender more than free programming languages. I'm not trying to sell you Mathematica though. I was just looking for feedback on browsing categories by popularity. It complements the way I already use Wikipedia, but that doesn't mean many other people would be interested in it.

> Date: Sun, 14 Apr 2013 15:23:55 +0200
> From: putevod@mccme.ru
> To: wikidata-l@lists.wikimedia.org
> Subject: Re: [Wikidata-l] Browsing Wikipedia categories by popularity
>
> On 13.04.2013 01:56, Michael Hale wrote:
> > Thank you. Yeah, Mathematica doesn't seem to be very popular. They
> > have a very large, well-designed function library, so you can get
> > things done very quickly, but then very few people will be able to use
> > what you make.
>
> To start with, they are too expensive and have crazy policies
> concerning campus licenses.
>
> Cheers
> Yaroslav
>
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