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From: "G." <bestenborstel@gmail.com>
Newsgroups: comp.graphics.apps.gnuplot
Subject: Re: How do I plot data (not function) in a certain range?
Date: Mon, 29 Aug 2011 05:11:07 -0700 (PDT)
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Xref: x330-a1.tempe.blueboxinc.net comp.graphics.apps.gnuplot:556

Sorry, the post above is wrong. Something like

plot 'data.dat' using 1:($1>0.11484 && $1<3 ? $2 :1/0)

seems to do the job. Not sure, if it is the best solution.