Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.graphics.apps.gnuplot > #3648

Re: placing expressions in "using" fails

X-Received by 10.107.6.142 with SMTP id f14mr5093581ioi.97.1495225888709; Fri, 19 May 2017 13:31:28 -0700 (PDT)
X-Received by 10.157.84.44 with SMTP id j44mr248004oth.16.1495225888687; Fri, 19 May 2017 13:31:28 -0700 (PDT)
Path csiph.com!feeder.erje.net!2.us.feeder.erje.net!feeder.usenetexpress.com!feeder1.iad1.usenetexpress.com!border1.nntp.dca1.giganews.com!border2.nntp.dca1.giganews.com!nntp.giganews.com!67no765974itx.0!news-out.google.com!m134ni3186itb.0!nntp.google.com!67no765969itx.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail
Newsgroups comp.graphics.apps.gnuplot
Date Fri, 19 May 2017 13:31:28 -0700 (PDT)
In-Reply-To <a93248a5-f227-4af7-a807-93f7d78faee6@googlegroups.com>
Complaints-To groups-abuse@google.com
Injection-Info glegroupsg2000goo.googlegroups.com; posting-host=173.9.124.249; posting-account=u4ah_QoAAADXo3wSNvcNyRdNPEq9Vg9V
NNTP-Posting-Host 173.9.124.249
References <a93248a5-f227-4af7-a807-93f7d78faee6@googlegroups.com>
User-Agent G2/1.0
MIME-Version 1.0
Message-ID <e1d1a64b-0691-4608-9fb3-4e41cf04da7d@googlegroups.com> (permalink)
Subject Re: placing expressions in "using" fails
From Fritz Sonnichsen <sonnichs@gmail.com>
Injection-Date Fri, 19 May 2017 20:31:28 +0000
Content-Type text/plain; charset="UTF-8"
Lines 14
Xref csiph.com comp.graphics.apps.gnuplot:3648

Show key headers only | View raw


On Friday, May 19, 2017 at 1:09:11 PM UTC-4, Fritz Sonnichsen wrote:
> I am trying to do some elementary data manipulation before plotting a curve, such as "divide all by 2". The documentation vaguely alludes to this in the form:
>   plot '$file1' using 1:($17/2) w l t
> 
> However when I use this construct I get and "invalid expression" condition and the field "$17" appears to be empty (it is not).
> 
> The gnuplot doc I am referring to is: http://gnuplot.sourceforge.net/docs_4.2/node133.html
> 
> any ideas appreciated
> thanks!
> fritz

Thank You--that worked--

Fritz

Back to comp.graphics.apps.gnuplot | Previous | NextPrevious in thread | Find similar


Thread

placing expressions in "using" fails Fritz Sonnichsen <sonnichs@gmail.com> - 2017-05-19 10:09 -0700
  Re: placing expressions in "using" fails Hans-Bernhard Bröker <HBBroeker@t-online.de> - 2017-05-19 20:48 +0200
  Re: placing expressions in "using" fails Fritz Sonnichsen <sonnichs@gmail.com> - 2017-05-19 13:31 -0700

csiph-web