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I'm just a user of GPS and GoogleMaps/OpenStreetMap.

I don't have the maths to understand how they work, but am curious to learn.

Is there a good, newbie-accessible article that explains in simple terms how GIS work?

Thank you.

share|improve this question
start of with this slideshow… – Mapperz May 30 '12 at 13:40
What do you mean? GIS is a very large area – Nathan W May 30 '12 at 23:01

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