CGAL users discussion list

[Mael <>]

Bad copy paste, I meant :

status:          OPTIMAL
objective value: 60/32
variable values:
  0: 1/4
  1: 3/4

On 17/06/2019 09:16, Mael wrote:
> Hello,
>
> 'D' must be a symmetric matrix 
> (https://doc.cgal.org/latest/QP_solver/classCGAL_1_1Quadratic__program__from__iterators.html). 
> Thus you matrix D should be
>
> ( 2 0.5
> ( 0.5 1)
>
> and not
>
> (2 0)
> (1 1)
>
> That means:
>
>   double  D1[] = { 4.0, 1.0 };
>   double  D2[] = { 1.0, 2.0 };
>
> and then you get
>
>   double  D1[] = { 4.0, 1.0 };
>   double  D2[] = { 1.0, 2.0 };
>
> Best,
> Mael
>
> On 12/06/2019 01:25, Al Mo wrote:
> > Hi everyone,
> >
> > This is the first time I'm using CGAL's QP solver and I ran into an 
> > issue where I don't get the expected result in a very simple scenario.
> >
> > I put everything on a document so it's easier for you to check it out 
> > (including minimal source code). The document is here: 
> > https://www.docdroid.net/jEFGEEt/cgal-qp.pdf (I didn't want to attach 
> > it, as I don't know if that's allowed)
> >
> > If someone could take a quick look at it and help me out I will 
> > greatly appreciate it. It may be something very trivial that I missed.
> >
> > Thank you all and best regards,
> > Alex.