[Rd] Copyright issues question

Duncan Murdoch dmurdoch at pair.com
Wed Jun 16 14:15:02 CEST 2004

On Wed, 16 Jun 2004 12:08:39 +0200, "Philippe Grosjean"
<phgrosjean at sciviews.org> wrote:

>Thomas Lumley answered:
>>It might also be worth pointing out that the R Core Team's agreement is
>>neither necessary nor sufficient.  The GPL permits whatever it permits,
>>and R as it stands is covered by the GPL, rather than by what the
>>developers would like on a case-by-case basis.
>>	-thomas
>OK, that is probably true. However, in GPL 2, you have:
>10. If you wish to incorporate parts of the Program into other free
>programs whose distribution conditions are different, write to the author
>to ask for permission.

Unfortunately, the R Core Team is the author only of some of R, not
all of it.  It incorporates other GPL code, so you'd need to track
down all of those authors and get their permission too.

Duncan Murdoch

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