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Visualize Links between Countries
Mathematica 6 allows unprecedented quantitative exploration; here is a graph of trading partners for countries in South America.
In[1]:= | GraphPlot[ Flatten[Thread[# -> CountryData[#, "ImportPartners"]] & /@ CountryData["SouthAmerica"]], VertexLabeling -> True, DirectedEdges -> True] |
Out[1]= |