[Coin-discuss] license issues

[Ted Ralphs]

John Pye wrote:
> Hi all,
> 
> Further to my earlier mail, I am wondering about IPOPT again. As I
> understand it you can't usefully emply IPOPT without one of Harwell,
> Pardiso or WSMP (just from my reading of the documentation, haven't
> drilled down any further than that at this stage). And apparently you
> also need AMPL Solver Library, although I'm not sure if that is required
> for compilation of the C++ interface, or only for building the AMPL
> plugin solver.
> 
> If that is the case then it would seem that it's impossible to
> distribute binary versions of IPOPT anyway, right?
> 
> If one were to attempt to use the IPOPT solver as part of a larger
> software system such as ASCEND (think of ASCEND as a GPL-licensed
> equivalent of AMPL), then it seems that a binary ASCEND distribution
> incorporating IPOPT is out of the question even without the issues of
> the CPL vs GPL.
> 
> Does this sound right to you?

As I understand things, this is true.

Cheers,

Ted
-- 
Dr. Ted Ralphs
Associate Professor
Industrial and Systems Engineering
Lehigh University
(610)758-4784
tkralphs at lehigh.edu
www.lehigh.edu/~tkr2