On Jan 20, 2008 11:18 PM, Justin C. Walker <[EMAIL PROTECTED]> wrote:
>
>
>
> On Jan 20, 2008, at 23:00 , William Stein wrote:
>
> >
> > On Jan 20, 2008 10:58 PM, William Stein <[EMAIL PROTECTED]> wrote:
> >> On Jan 20, 2008 10:50 PM, Timothy Clemans
> >> <[EMAIL PROTECTED]> wrote:
> >>>
> >>> The message that started this is
> >>> http://en.wikipedia.org/wiki/Wikipedia:Possibly_unfree_images/
> >>> 2008_January_21#Image:Sagecontourplot.png
> >>>
> >>> If this person's is right that you can't release a screenshot of the
> >>> Sage Notebook under a CC license then I'm worried that the Sage
> >>> documentation can't actually be licensed under CC-by-sa since it
> >>> includes code from docstrings in the GPLed Sage code.
> >
> > You can assure the people in that wikipedia conversation that it is
> > definitely
> > *not* our intention to disallow CC licensing screenshots of sage
> > that show
> > the documentation, and that I'm sure we'll be happy to work with them
> > to clarify the license so that they'll be comfortable with those
> > screenshots
> > being on Wikipedia.
>
> Unless I'm reading the wiki comments in the wrong way, they are not
> concerned that "we" are disallowing the release of screenshots as CC-
> licensed.  The question is *can* we release screenshots as CC-
> licensed, when the content is GPL-licensed.

Good point.   However, we own the copyright to 100% of the relevant
GPL-licensed code, so we still get to decide the question of whether or
not we allow the screenshots.   I think they wikipedia people are just
being careful and respectful of our copyright, which I greatly appreciate.

 -- Wiliam

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