[IAEP] Working math graphs/plots

[Walter Bender]

I haven't looked at it in a while, but what plotting engine is built
inside of the Calculator Activity?

-walter

On Wed, Dec 10, 2008 at 11:28 AM, Gary C Martin <gary at garycmartin.com> wrote:
> I've been poking about for something like gnuplot, something python
> friendly, with an idea to wrap it up into a simple Sugar activity to
> allow basic (and advanced, but that would be not primary to the UI)
> graph/plot experimentation. Now most of the things I've looked as so
> far hit some road bump, usually needing full compile environment or
> some weird dependancy I couldn't sort out, but yesterday I tried
> matplotlib:
>
>        http://matplotlib.sourceforge.net/
>
> All you need is an internet connection, about 5Mb space, and not to be
> scared of Terminal. Here's how you download and install it (tested on
> an XO running 8.2-767):
>
>        sudo yum install python-matplotlib
>
> Python can now be used to generate all sorts of graphs, the quick way
> to start experimenting is via ipython:
>
>        ipython -pylab
>
> And then try this for starters:
>
>        x = randn(1000)
>        hist(x, 100)
>
> You'll be presented with the graph (10,000 gausian random numbers in a
> histogram with 100 bins) in full screen (alt-esc or use frame icon to
> close). Take a look at their gallery to see a wide range of much more
> exciting examples:
>
>        http://matplotlib.sourceforge.net/gallery.html
>
> I'll probably experiment with this for a few weeks and then start
> thinking about a simple/clean Sugar UI to expose the needed features.
> I'm posting to IAEP incase anyone wants to chime in with some use
> cases for our target demographics.
>
> --Gary
>
> P.S. I'm open to other (working) graph tool suggestions, if I've
> missed something obvious.
>
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-- 
Walter Bender
Sugar Labs
http://www.sugarlabs.org