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Re: coordinates in LogLogPlots

  • To: mathgroup at smc.vnet.net
  • Subject: [mg112145] Re: coordinates in LogLogPlots
  • From: Erik Max Francis <max at alcyone.com>
  • Date: Thu, 2 Sep 2010 02:30:39 -0400 (EDT)
  • References: <i5l9pf$7e6$1@smc.vnet.net>

Alessandro wrote:
> my fault without doubt, I keep on banging my head against the surreal
> coordinate usage in Mathematica.
> 
> Currently I am trying to place a Disk[] in the Epilog section of a
> LogLogPlot - using as disk coordinates the plot coordinates - and I
> see that it doesnt work, I dont know why.
> 
> Show[LogLogPlot[700*x^-0.4, {x, 100, 10^6}, Frame -> True,  PlotRange -
>> {{10, 10^6}, {1, 100}},
>  Epilog -> {Disk[{3,4.2},0.1]}]
> 
> Since it seems to me that also the Legend system is broken in Log
> plots, do you know if this is also true in this case?

Neverminding the typos, it works here, so you'll have to be more specific.

The Disk is stretched into an ellipse, but that's to be expected since 
you've chosen a plot range (log-log or not) that has an aspect ratio 
different from unity.

-- 
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