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MathGroup Archive 1999

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Re: plotting function w/ Im and Re vals

  • To: mathgroup at smc.vnet.net
  • Subject: [mg20361] Re: [mg20325] plotting function w/ Im and Re vals
  • From: BobHanlon at aol.com
  • Date: Sun, 17 Oct 1999 02:45:37 -0400
  • Sender: owner-wri-mathgroup at wolfram.com

Lana,

f[x_] := Sqrt[x]

Plot[{Re[f[x]], Im[f[x]]}, {x, -5, 5}, 
    PlotStyle -> {RGBColor[0, 0, 1], RGBColor[1, 0, 0]}];

f[x_] := Log[x]

Plot[{Re[f[x]], Im[f[x]]}, {x, -5, 5}, 
    PlotStyle -> {RGBColor[0, 0, 1], RGBColor[1, 0, 0]}];

Bob Hanlon
In a message dated 10/16/1999 4:31:41 AM, lanalee at aludra.usc.edu writes:

>I have a function with Real and Complex parts.  What is the easiest way
>I
>can plot the function?  What I'd like to do is have the plots of the Real
>and Complex superimposed on one graph.
>


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