Am Donnerstag, den 11.03.2010, 10:10 -0800 schrieb Robert Bradshaw:
> On Mar 11, 2010, at 7:53 AM, Eckhard Kosin wrote:
>
> > Robert,
> >
> > thanks for the quick answer.
> >
> > Am Mittwoch, den 10.03.2010, 12:07 -0800 schrieb Robert Bradshaw:
> >> On Mar 10, 2010, at 11:53 AM, Eckhard Kosin wrote:
> >>
> >>> Hi all,
> >>>
> >>> I just installed Sage and now I'm working through the tutorial.
> >>> However, inside notebook I'm unable to generate 3d plots: Issuing
> >>> i.e.
> >>>
> >>> x,y = var('x,y')
> >>> plot3d(x^2 + y^2, (x,-2,2), (y,-2,2))
> >>>
> >>> only yields a gray square without any plots. At the right lower
> >>> corner
> >>> of the square there is a link "Get Image", but clicking on it do not
> >>> get
> >>> the image but jumps the top of the current worksheet (the address of
> >>> the
> >>> link is "http://localhost:8000/home/admin/3/#";).
> >>>
> >>> On the Sage command line plot3d works, a Jmol window pops up showing
> >>> the
> >>> graphic. Also inside notebook plot3d(..., viewer='tachyon') works.
> >>>
> >>> Java (OpenJDK) is installed and enabled in the browser.
> >>
> >> Do the demos at http://jmol.sourceforge.net/demo/ work for you?
> >
> > Only the screenshot examples (still images) work, the interactive
> > applets show up a gray square only.
> >
> > I googled around and found that there seems to be a problem with Jmol
> > and OpenJDK, see http://wiki.jmol.org/index.php/Release_Procedures and
> > http://www.mail-archive.com/[email protected]/msg11590.html
> > and the thread following it.
>
> Well, this solves one issue.
>
> > So I install sun-java6 (jre, plugin and where they depend on) and now
> > the interactive applets from the Jmol website work. But plot3d in a
> > workbook of Sage notebook only produces a black square with "Jmol" in
> > the lower right corner.
>
> This is what the applet looks like in the "loading" state.
>
> > Rightclicking in the square opens the Jmol
> > menu. If I click the link "Get Image" (outside the lower right corner
> > of the square) a firefox window pops up and starts loading something,
> > showing the black square (with "Jmol" in the lower left corner) and
> > some
> > text "To save this image, you can try right-clicking on the image ..."
> > and keeps loading forever.
> >
> > But strange: If I open the tutorial inside a notebook (help ->
> > Tutorial) the plot3d examples do give the interactive Jmol plots and
> > the
> > "Get Image" click pops up a firefox window with a still graphic, but
> > keeps loading forever, too.
> >
> > This or similar behaviour has been described on sage-support several
> > times, but afaIk without solution. Any new ideas?
>
> No. I remember someone (can't remember who) was going streamline the
> jmol <-> notebook interactions a while back, but then he got busy with
> something else. In particular, having many applets all running at the
> same time taxes the browser. Do you still have issues if you make a
> new worksheet with a single applet?
It's no a load problem, the issues described occurred in a newly
created worksheet with this single one plot. So it seems that plot3d
isn't working inside a worksheet at present :-(. But why does it
function inside the tutorial? Strange!
Thanks
Eckhard
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