[Ipopt] Good solutions with errors in derivative test

[Stefan Vigerske]

80%

If it says that signs are wrong, for example, then that's a quite clear 
signal for a mistake.
There are also some options one (something with radius) can set that may 
help on numerically difficult problems.


On 02/02/2017 10:17 AM, Andrew Spiteri wrote:
> Hi Stefan,
>
> Thanks for your reply. I see. So from your knowledge/experience, how
> much should I trust the derivative test? Thanks.
>
> Best regards,
> Andrew
>


-- 
http://www.gams.com/~stefan