Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2009

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: max. value in a plot?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg97468] Re: [mg97422] max. value in a plot?
  • From: "David Park" <djmpark at comcast.net>
  • Date: Sat, 14 Mar 2009 05:34:33 -0500 (EST)
  • References: <13010531.1236938053810.JavaMail.root@m02>

f[x_, y_] = (6 15)/(10^6 ((x + 0)^2 + (y + 0)^2 + (0 - 0.005)^2))

Maximize[{f[x, y], -0.05 <= x <= 0.05, -0.05 <= y <= 0.05}, {x, 
   y}] // Chop
{3.6, {x -> 0, y -> 0}}

Minimize[{f[x, y], -0.05 <= x <= 0.05, -0.05 <= y <= 0.05}, {x, 
   y}] // Chop
{0.0179104, {x -> 0.05, y -> 0.05}}

Plot3D[f[x, y], {x, -0.05, 0.05}, {y, -0.05, {0.05}},
 PlotRange -> {0.0179104, 3.6}]

David Park
djmpark at comcast.net
http://home.comcast.net/~djmpark/  

From: Oliver [mailto:sch_oliver2000 at yahoo.de] 


Hallo,
i have 2 small questions. how can i find the max. Value of the following
Plot?

Plot3D[
(6*15*(10^-6))/((x - 0)^2 + (y - 0)^2 + (0 - 0.005)^2),
 
 {x, -0.05, 0.05}, {y, -0.05, 0.05}]

and how can i plot the range ONLY from the min to the max value?
thanks in Advance




  • Prev by Date: Re: Mathematica 7.0.1.0 and some General Comments
  • Next by Date: Re: Mathematica 7.0.1.0 and some General Comments
  • Previous by thread: Re: max. value in a plot?
  • Next by thread: Re: max. value in a plot?