Re: Help! Mathematica 7 notebook is not working in Mathematica

• To: mathgroup at smc.vnet.net
• Subject: [mg124099] Re: [mg124082] Help! Mathematica 7 notebook is not working in Mathematica
• From: Murray Eisenberg <murray at math.umass.edu>
• Date: Mon, 9 Jan 2012 03:15:02 -0500 (EST)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com
• References: <201201080925.EAA01335@smc.vnet.net>

```Could you provide us with a copy of the code that omits all the control
characters (the stuff like =CF =83, etc.)?

On 1/8/12 4:25 AM, Michael B. Heaney wrote:
> This code ran fine in Mathematica 7, but after upgrading to Mathematica 8 the plot is bank.
> What is wrong?
>
> In[1]:= Clear[x, y, t, xi, yi, ti, xf, yf, tf, =CF=83, m, =E2=88=87];
> psi[x_, y_, t_] := ((2*=CF=80)^(1/2)*(=CF=83 + (I*=E2=88=87*(t - ti))/(2*m*=CF=83)))^-1*
>     Exp[-(((x - xi)^2 + (y - yi)^2)/(4*=CF=83^2 + (2*I*=E2=88=87*(t - ti))/m))];
>
> psicc[x_, y_, t_] := ((2*=CF=80)^(1/2)*(=CF=83 - (I*=E2=88=87*(t - ti))/(2*m*=CF=83)))^-1*
>     Exp[-(((x - xi)^2 + (y - yi)^2)/(4*=CF=83^2 - (2*I*=E2=88=87*(t - ti))/m))];
> Clear[x, y, t, xf, yf, tf, =CF=83, m, =E2=88=87]; psipsicc1 =
>   psi[x, y, t]*psicc[x, y, t] /. xf ->  5*10^-3 /. yf ->  5*10^-3 /.
>        tf ->  200*10^-6 /. =CF=83 ->  7.5*10^-6 /. m ->  9.1*10^-31 /.
>     =E2=88=87 ->  1.1*10^-34 /. t ->  0*10^-6; ci1 =
>   Plot3D[Log[10, psipsicc1], {x, -7.5*10^-3, 7.5*10^-3}, {y, -7.5*10^-3,
>     7.5*10^-3}, PlotRange ->  {0, 6}, PlotPoints ->  300,
>    AxesLabel ->  {"x(m)", "y(m)",
>      "Log[=E2=80=98=E2=84=A2=CB=9CSuperscriptBox[=E2=84=A2=CF=88, =E2=84=A2*]=CF=88] (=E2=80=98=E2=84=A2=CB=9CSuperscriptBox[=E2=84=A2m, =E2=84=A2-2])"},
>    Mesh ->  False, ColorFunction ->  "GrayTones",
>    Ticks ->  {{-5.0*10^-3, 0, +5.0*10^-3}, {-5.0*10^-3, 0, +5.0*10^-3}, {0,
> 6}},
>     PlotLabel ->  "(a) =E2=80=98=E2=84=A2=CB=9CSuperscriptBox[=E2=84=A2=CF=88, =E2=84=A2*]=CF=88 at t = 0 =CE=BCs "]
> Out[4]= =E2=80=98=E2=84=A2=CB=9C
> Graphics3DBox[{},
> Axes->True,
> AxesLabel->{
> FormBox["\"Log[\\!\\(\\*SuperscriptBox[\\(=CF=88\\), \\(*\\)]\\)=CF=88] \
> BoxRatios->{1, 1, 0.4},
> Lighting->"Neutral",
> Method->{"RotationControl" ->  "Globe"},
> PlotLabel->FormBox[
>      "\"(a) \\!\\(\\*SuperscriptBox[\\(=CF=88\\), \\(*\\)]\\)=CF=88 at t ==
>   0 =CE=BCs \"",
> PlotRange->{{-0.0075, 0.0075}, {-0.0075, 0.0075}, {0, 6}},
> Scaled[0.02],
> Scaled[0.02], Automatic},
> Ticks->{{{-0.005,
> FormBox[
> FormBox[
>
> --
> ------------------------------------------------------------
> Michael B. Heaney
> 3182 Stelling Drive
> Palo Alto, CA 94303 USA
> mheaney at alum.mit.edu
> ------------------------------------------------------------
>

--
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305

```

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