On Tue, Dec 29, 2009 at 12:08 AM, Jef Ongena <jefong...@googlemail.com> wrote:
> Thanks for the advice ! I downloaded the 10.5 version of sage 4.3 and
> tested again
> with the same examples as in the earlier post.
> Essentially the first and last example now worked, no crash and the
> plot appeared.
> But for Example 2 and 3 the result was the same : no crash but also no
> plot.
> For completeness the examples and results with this version are cited
> below:
>
> Example 2:
> sage: x, y = var('x y')
> sage: W = plot3d(sin(pi*((x)^2+(y)^2))/2,(x,-1,1),(y,-1,1),
> frame=False, color='purple', opacity=0.8)
> sage: S = sphere((0,0,0),size=0.3, color='red', aspect_ratio=[1,1,1])
> sage: show(W + S, figsize=8)
> No crash, but no plot at all
>
> Example 3:
>  G = tetrahedron(color='blue',opacity=0.7) + \
> ....:       cube(color=(.25,0,.5), opacity=0.7) +\
> ....:       octahedron(color='red', opacity=0.7) + \
> ....:       dodecahedron(color='orange', opacity=0.7) +\
> ....:       icosahedron (opacity=0.7)sage:  G.show(aspect_ratio=
> [1,1,1])
> No crash, but no plot at all
>

This is a completely separate issue.  See

   http://trac.sagemath.org/sage_trac/ticket/7783

William

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