[Maxima] just for fun -- Maxima world map

Robert Dodier robert.dodier at gmail.com
Sat Jun 16 09:56:58 CDT 2007

On 6/16/07, Mario Rodriguez <biomates at telefonica.net> wrote:

> I have used Mathematica some years ago to represent spatio-temporal
> data, drawing polygons as country boundaries (example attached). If
> someone is interested, I can submit a copy of a document explaining (in
> Spanish) how I did this.

Yes, I'm interested to know a little bit about it.

> In fact, I was planning (summer work) to bring this idea to Maxima as
> part of the draw package. The 'World Boundary Databank' is a public
> domain database with polygon coordinates (longitude, latitude) that we
> could port to Maxima. After that, it would be easy to use the 'polygon'
> object of the 'draw' package and write functions to get different
> projections of the Earth.

That would be perfect. Beyond locating the Maxima crowd,
I think the boundary polygons would find many uses.

I suspect that a project to make use of geographical data
could drive some useful Maxima development in graphics
and file i/o as well. I am looking forward to it.


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