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MathGroup Archive 2007

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Re: 3D plot with one logarithmic axes

  • To: mathgroup at
  • Subject: [mg77726] Re: 3D plot with one logarithmic axes
  • From: Roger Bagula <rlbagula at>
  • Date: Fri, 15 Jun 2007 04:46:14 -0400 (EDT)
  • References: <> <> <> <> <> <14694989.1181527374589.JavaMail.root@m35> <> <3306125.1181629909918.JavaMail.root@m35> <> <31952022.1181659012658.JavaMail.root@m35> <> <f4r0uj$620$>

Carabe - Fernandez, Alejandro wrote:

>Hello, I am sure this has been asked before but I was wondering if you could help me with ploting the following function in 3D:
>Plot3D[0.075+0.916*(1/Exp[-Exp[-0.075 2]])*0.01 let Exp[-0.01 let]+(1-(1/Exp[-Exp[-0.075 2]])*0.01 let Exp[-0.01 let])*1/(0.05 t+1),{t,0,100},{let,1,500}]
>where I want to plot it so the LET axes appears in logarihtmic scale.
>Also, I'd like to add data points to this plot. How could I do that?
>Do I have to merge a normal Plot3D with a ListPlot3D? Could I get the 
>Plot3D transparent so the points under the surface can also be seem?
>Thank you for your kind help
Clear[let, llet]
let = Exp[llet]
Plot3D[0.075 + 0.916*(1/Exp[-Exp[-0.075 2]])*0.01 let Exp[-0.01
          let] + (1 - (1/Exp[-Exp[-0.075 2]])*0.01
      let Exp[-0.01 let])*1/(0.05 t + 1), {t, 0, 100}, {llet, 0, Log[500]}]

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