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Re: Logarithmic Plot

  • To: mathgroup at smc.vnet.net
  • Subject: [mg96383] Re: Logarithmic Plot
  • From: Bill Rowe <readnews at sbcglobal.net>
  • Date: Thu, 12 Feb 2009 06:41:15 -0500 (EST)

On 2/11/09 at 5:19 AM, ben.a.casey at gmail.com (Ben Casey) wrote:

>Hi, I could use some help.  Basically I have imported a set of data
>points (concentration of compound vs. time) and plotted it in
>Mathematica.  Part of my assignment now is to post the
>Log[concentration] vs. time.  Is there an easy command to do this in
>Mathematica?  I've played around and looked in the doc center but
>the only way I can figure to do it is manually calculate the values
>and then plot them.  There must be a better way.

You didn't provide any details as to what format your time
information is in nor what version of Mathematica you are using.
Assuming you are using version 7, the functions you want to look
at are ListLogPlot and DateListLogPlot.



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