[Gretl-users] JMulTi

[Allin Cottrell]

On Sat, 22 Jul 2006, Riccardo Jack Lucchetti wrote:

> In theory, I think it could be possible for jmulti to use our 
> code by using our shared library. To be clearer: gretl can be 
> thought of as 3 building blocks (I'm simplifying things quite 
> a bit here; Allin, correct me if I'm wrong). The library, 
> which contains all the numerical methods, and the two clients 
> (graphical and command-line), which allow the user to run the 
> code in the library through a user interface. For example, 
> when you run OLS via the Model menu, the gretl program you're 
> running sends all the necessary info to the library, which 
> returns an object containing the estimated coefficients, 
> auxiliary statistics and so on. The program's job is to 
> display the results to you.

Perfetto.

> I would say that jmulti is specialised to time-series 
> analysis, while gretl aims to be more comprehensive.

Yes, surely.

> Not really my business, but I wonder what the legal status of 
> jmulti is, as they're using a non-free app (gauss) as an 
> essential component of a GPL project.

Interesting.  Have the JMulti coders done a "clean room" 
reimplementation of Gauss in java classes?  The website is not 
explicit, but that's the only way I can make sense of the 
program's going out under the GPL.

Allin.