[Ipopt] Ipopt release 3.4.0
Paul Smith
phhs80 at gmail.com
Fri Apr 25 20:07:55 EDT 2008
On Sat, Apr 26, 2008 at 12:15 AM, Andreas Waechter
<andreasw at watson.ibm.com> wrote:
>
>
> Announcing Ipopt release 3.4.0:
>
>
> *** Please note that the stable branch number has been upgraded from 3.3
> to 3.4.
>
> If you are using svn to update your copy of the stable version of
> Ipopt, you need to switch to the new branch. One way to do this is
> with this command, executed in the base directory of your stable
> checkout:
>
> svn switch https://projects.coin-or.org/svn/Ipopt/stable/3.4
>
>
> Summary of changes:
>
> - added support to dynamically load HSL or Pardiso linear solvers at
> runtime:
> If Ipopt has been compiled without some HSL or Pardiso solver,
> it can now load those solvers from a shared library at runtime
> without recompilation. This will make ditribution of binaries
> easier. Does not work on all platforms yet.
> (Thanks for Stefan Vigerske for contributing this)
> - several bugfixes
> - ensured compilation of MSVS project files (v8 and v9)
> - new special return code for square problems
> (Feasible_Point_Found returned if dual inf not small)
> - new initialization option for bound multipliers
> (see option bound_mult_init_method)
> - added simple penalty function line search option
> (line_search_method=penalty) - not guaranteed to converge, see
> Ipopt implementation paper (in MathProg)
Thanks, Andreas. When will the source tarball for 3.4.0 be available?
Paul
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