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MathGroup Archive 2009

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Re multiple points in WorldPlot

  • To: mathgroup at smc.vnet.net
  • Subject: [mg97745] Re [mg97654] multiple points in WorldPlot
  • From: leathem mehaffey <leathem12603 at optonline.net>
  • Date: Fri, 20 Mar 2009 02:40:44 -0500 (EST)

Bob:

    A simple but elegant solution, and it works fine! Thanks,

Leathem

Map Point onto list

Point /@ {{lat1, long1}, {lat2, long2}, {latn, longn}}

{Point[{lat1,long1}],Point[{lat2,long2}],Point[{latn,longn}]}



Bob Hanlon


On Wed, Mar 18, 2009 at 7:19 AM , leathem mehaffey wrote:

> I would like to plot multiple points on a Mercator projection using 
> WorldPlot. The easiest way for me would be to plot a single expression 
> which is a set of pairs of coordinates of the form 
> {{lat1,long1},{lat2,long2}...{latn,longn}}, but it seems that the 
> primative Point in WorldGraphics will accept only one pair of 
> coordinates. The alternative of using multiple Point functions (e.g., 
> Point[{lat1,long1}], Point[{lat2,long2}] is simply too cumbersome for 
> a list of 20 or more points. Is there a way around this problem?
>
> Leathem Mehaffey




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