Re: [ojAlgo-user] Bugfix for QP without equality constraint

[Anders P. <an...@op...>]

Thanks for the bug report.

I've committed your suggested changes with only small modifications.

/Anders

On 2 feb 2009, at 03.23, Stefan Richthofer wrote:

> Hello everybody,
> I just tested ojalgo v.26 and experienced nullpointer-exceptions  
> when I tried to optimize any QP without equality-constraints.
>
> I think, I fixed the problem and want to bring the bugfix back to  
> you with this email. It was no big deal, since I only added null- 
> testing lines for the AE-matrix in  
> org.ojalgo.optimisation.quadratic.ActiveSetSolver and  
> org.ojalgo.optimisation.quadratic.LagrangeSolver
> and added some lines for doing the job without the AE-matrix and  
> the BE-vector.
> I hope, my solution is correct, since I'm not really familiar with  
> the subject of quadratic optimisation. The few simple problems, I  
> tested  seem to be optimized well, also without equality  
> constraints now.
>
> I marked the code changes with
> //change by swr:
>
>
>
> greetings
>
> Stefan
> -- 
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