[Ipopt] matlab 7.8 interface

Peter Carbonetto pcarbo at cs.ubc.ca
Sat May 9 20:17:43 EDT 2009

It looks like the MathWorks website provides some extra information about 
compiling MEX files on a 64-bit platform. I can't say whether my code will 
be compatible with 64-bit, but you can try.



On Sat, 9 May 2009, Peter Carbonetto wrote:

> > i am having trouble running the examples in matlab 7.8
> > on a 64  bit linux box. the optimizer fails for all the examples
> > and it appears to be returning extremely small or large numbers
> >  
> > mathworks indicates that the mex interface files have to be upgraded
> > to support large arrays (64 bit integers)
> > has anybody succeeded in running ipopt in matlab 7.8
> There are several reasons why it may not be working. It may also be that 
> you didn't install the interface correctly. I don't know. I know at least 
> one other person that got it working on 64-bit Linux. I've only tried 
> version 7.7 of Matlab. It is unlikely that the new version is causing 
> problems. 
> I would suggest: 1.) if you have access to Matlab 7.7 or earlier, try 
> that; 2.) try the C++ examples if you can on your 64-bit machine to make 
> sure it isn't a problem with your installation of IPOPT.
> If both of those work, I'll see what I can do to help.
> Peter Carbonetto
> Ph.D. Candidate
> Dept. of Computer Science
> University of British Columbia

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