Dear Mr. DAvid Bateman,
I am Using ubuntu Feisty Fawn. How to install GNUplot properly?
Rgds
Riza
*/David Bateman <address@hidden>/* wrote:
Abdul Rahman Riza wrote:
> Dear All,
>
> I just installed octave and run an examples in
>
http://www.gnu.org/software/octave/doc/interpreter/Simple-Examples.html#Simple-Examples
>
> After invoke this command:
>
> octave:1> function xdot = f (x, t);
>> r = 1.4;
>> k = 1.4;
>> a = 1.5;
>> b = 0.16;
>> c = 0.9;
>> d = 0.8;
>> xdot(1) = r*x(1)*(1 - x(1)/k) - a*x(1)*x(2)/(1 + b*x(1));
>> xdot(2) = c*a*x(1)*x(2)/(1 + b*x(1)) - d*x(2);
>> endfunction
> octave:2> x0 = [1; 2];
> octave:3> t = linspace (0, 50, 200)';
> octave:4> x = lsode ("f", x0, t);
> octave:5> plot (t, x)
> octave:6> Expected X11 driver: /usr/lib/gnuplot/gnuplot_x11
> Exec failed: No such file or directory
> See 'help x11' for more details
>
>
> My Question:
>
> 1. Why there's no integration result?
> 2. Why can't I get the plot of the function?
>
> Regards,
> Riza
>
Try installing gnuplot properly, its only half there as its missing the
gnuplot_x11. As you didn't tell us what platform or OS you are running
we can't give you any information on how to go about installing
gnuplot_x11..
D.
------------------------------------------------------------------------
Bergabunglah dengan orang-orang yang berwawasan, di bidang Anda di
Yahoo! Answers
<http://sg.rd.yahoo.com/mail/id/footer/def/*http://id.answers.yahoo.com/>
------------------------------------------------------------------------
_______________________________________________
Help-octave mailing list
address@hidden
https://www.cae.wisc.edu/mailman/listinfo/help-octave