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2
votes
1answer
70 views

Cannot combine GeoPosition polygons in version 10.4

I was using with Mathematica 10 for plotting different kinds of maps the function PolygonCombine. It seems that this fucntion has disappeared with the version 10.4? Here is a classical example for the ...
1
vote
1answer
62 views

How can I add flags to countries shapes? [duplicate]

Recently, I wanted to create a map showing the flags of the countries. From the documentation, I found and used the following: ...
1
vote
1answer
60 views

Combine ReliefPlot with other geographic shapes, like administrative boundaries

How can I combine a ReliefPlot with other geographic shapes? Since the ReliefPlot is just a plain array of values, it is not clear to me how to project it and combine it with other geographic shapes, ...
9
votes
0answers
159 views

Make the map of rivers and lakes of the country

As I understand,first of all I should to get the country's map and the river's list. To get country map is simple: ...
14
votes
2answers
462 views

How to ContourPlot a function of the coordinates on the Earth's surface on a map projection

There are two similar questions (this and this), but one is too specific and the other is apparently not clear and has no answers. I'll try to make the question more complete. Suppose you have a ...
6
votes
2answers
259 views

How can I output the coordinates of a city in coordinates of the Mercator projection?

On Mathematica version 8, I would like to use CountryData and CityData to mark Paris on a polygon map of France in the Mercator ...
2
votes
1answer
195 views

How can I make a map of Sierra Leone at the district level?

Hi I am trying to make a map of Sierra Leone and am running into trouble. SL has 4 provinces: Northern, Southern, Eastern, and Western, which are diced up into 14 districts as shown here: ...
3
votes
0answers
370 views

Travel time sweet spot using: Mathematica and Google Maps API

I want to use Mathematica to do some time minimisation calculations calling on Google Maps API for travel time data. I'm concerned with travel time, e.g. along roads (by car or walk) and not linear ...
20
votes
1answer
841 views

xkcd: Geohashing in Mathematica

On May 21, 2008, an xkcd comic proposed a method for creating a random, local meeting place that can't be determined until the day of the meeting. This method is usually used for xkcd fan events, ...
4
votes
1answer
733 views

iterating piecewise linear maps on [0,1]

I have been trying to make code work for iterating piecewise linear maps on the unit interval in Mathematica to compare with MATLAB and Maple. Tent and logistic maps are easy to implement but ...