[Ipopt] Does Ipopt use Reduce Space Interior Point method?

Ipopt User ipoptuser at gmail.com
Mon Feb 9 09:27:39 EST 2015

In the implementation paper (
http://cepac.cheme.cmu.edu/pasilectures/biegler/ipopt.pdf ) you can see
that system (9) is reduced to system (11), so IPOPT does not solve the
fully reduced system (with only the actual variables).

You could try other linear solvers (different from MA57).
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://list.coin-or.org/pipermail/ipopt/attachments/20150209/116edcec/attachment.html>

More information about the Ipopt mailing list