[R] Is R GPL or LGPL (or can I write a commercial front end to R)?

Note I'm not asking for any legal advice here obviously, simply what the intention of the R foundation is with regard to allowing commercial connection to R. I've looked at various threads on the r-devel archive and it looks like this may have been discussed before, but as far as could tell,

Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)?

:47 To: Tom Quarendon Cc: r-help@r-project.org Subject: Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)? Tom Quarendon wrote: Note I'm not asking for any legal advice here obviously, simply what the intention of the R foundation is with regard to allowing commercial

Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)?

built in as part of R (don't know whether there is) that is also GPL, then that's even more reason to believe that R.dll has to be covered by GPL, and not LGPL. -Original Message- From: Duncan Murdoch [mailto:murdoch.dun...@gmail.com] Sent: 06 August 2010 12:16 To: Tom Quarendon Cc: r

Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)?

To: Tom Quarendon Cc: Duncan Murdoch; r-help@r-project.org Subject: Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)? From what I've seen on other OSS project, GPL can be a bit viral, making it (purposefully) difficult for someone to close the source code for free reuse. My

Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)?

of providing R functionality, it would appear to say that this native library has to be distributed with a GPL license. -Original Message- From: Marc Schwartz [mailto:marc_schwa...@me.com] Sent: 06 August 2010 16:10 To: Tom Quarendon Cc: Tal Galili; r-help@r-project.org Subject: Re: [R] Is R GPL

Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)?

add-on packages. TomQ. -Original Message- From: David Smith [mailto:da...@revolutionanalytics.com] Sent: 06 August 2010 16:56 To: Tom Quarendon Cc: Marc Schwartz; r-help@r-project.org Subject: Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)? Tom, I would strongly

Re: [R] Is R GPL or LGPL (or can I write a commercial front end to R)?

I think I've probably got what I need from this thread now (get legal advice :-) ). Rest assured for those that are concerned (and thank you for your concern) that we'd get advice if we felt we needed it. Thanks for all your responses! Tom Quarendon. -Original Message- From: Marc

[R] R memory usage and size limits

I have a general question about R's usage or memory and what limits exist on the size of datasets it can deal with. My understanding was that all object in a session are held in memory. This implies that you're limited in the size of datasets that you can process by the amount of memory you've