[Ipopt] version 3.8.1 and 3.8.3

[Stefan Vigerske]

Hi,

and further: different machines -> different solutions.

Stefan

PS: https://projects.coin-or.org/Ipopt/browser/stable/3.8/ChangeLog


> Hi Hossein,
>
> Well, it depends a lot on what are the default options used. In particular I
> would look towards what linear solver is being used on either case. Also,
> are you sure you're using the same initial guess in both cases?  Are you
> using AMPL for both cases?
>
> Best,
>   Rodrigo
>
> On Sun, Aug 28, 2011 at 8:51 AM, Hossein Haghighat<
> hosein.haghighat at gmail.com>  wrote:
>
>> hello,
>> Can anybody tell me why I get two different solutions when I run my model
>> with Ipopt version 3.8.1 (on my machine) and with version 3.8.3 on the Neos?
>> how different are these two versions of IPOPT?
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>>
>
>
>
>
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