[Ipopt] IPOPT Sparse Linear Systems

[Anil Rao]

Yes, the sparse linear systems solved by IPOPT are symmetric indefinite.
The two sparse symmetric indefinite linear solvers used by IPOPT are Mumps
and MA57 (although other linear solvers, for example Pardiso, can also be
used by IPOPT).

On Mon, Aug 22, 2016 at 11:52 AM, Stuart Rogers <smr1 at ualberta.ca> wrote:

> Are the sparse linear systems solved by IPOPT symmetric indefinite?
>
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-- 
Anil V. Rao, PhD
Tel:  (352) 672-1529
E-mail:  anilvrao at gmail.com
Website:  http://www.anilvrao.com
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