[R] R licence

[Matthew Dowle]

Peter,

If the proprietary part of REvolution's product is ok, then surely 
Stanislav's suggestion is too. No?

Matthew


"peter dalgaard" <PDalgd at gmail.com> wrote in message 
news:BE157CF5-9B4B-45A0-A7D4-363B774F114A at gmail.com...
>
> On Apr 7, 2011, at 09:45 , Stanislav Bek wrote:
>
>> Hi,
>>
>> is it possible to use some statistic computing by R in proprietary 
>> software?
>> Our software is written in c#, and we intend to use
>> http://rdotnet.codeplex.com/
>> to get R work there. Especially we want to use loess function.
>
> You need to take legal advice to be certain, but offhand I would say that 
> this kind of circumvention of the GPL is _not_ allowed.
>
> It all depends on whether the end product is a "derivative work", in which 
> case, the whole must be distributed under a GPL-compatible licence. The 
> situation around GPL-incompatible plug-ins or plug-ins interfacing to R in 
> GPL -incompatible software is legally murky, but using R as a subroutine 
> library for proprietary code is clearly crossing the line, as far as I can 
> tell.
>
> -- 
> Peter Dalgaard
> Center for Statistics, Copenhagen Business School
> Solbjerg Plads 3, 2000 Frederiksberg, Denmark
> Phone: (+45)38153501
> Email: pd.mes at cbs.dk  Priv: PDalgd at gmail.com
>