Re: GLPSOL in webassemby faster than native ?

[Domingo Alvarez Duarte]

Hello Tor !

Thanks for reply !

Do you know why that happen ?

Which criteria is used to select one ?

Can we somehow force/direct the solver to adopt a different one ?

Cheers !

On 22/9/20 14:03, Tor Myklebust wrote:
> Note that the two solvers made different branching decisions once it 
> came time to solve the MIP.
>
> On Tue, 22 Sep 2020, Domingo Alvarez Duarte wrote:
>
> > Hello Andrew !
> >
> > Due to the big difference in solver time how could we figure out 
> > what's is it in order to use this knowledge to improve the native 
> > solver time ?
> >
> > I mean what debug/verbose options could help us have a clue ?
> >
> > Cheers !
> >
> > On 21/9/20 17:11, Andrew Makhorin wrote:
> > > On Mon, 2020-09-21 at 16:09 +0200, Domingo Alvarez Duarte wrote:
> > > > Hello Andrew !
> > > >
> > > > Are you saying that floating point calculations are more
> > > > efficient/precise in webassembly ?
> > > No. I meant that due to floating-point computations running the same
> > > computer program with the same data as a rule produces different 
> > > results
> > > on different platforms.
> > >
> > > > Cheers !
> > > >
> > > > On 21/9/20 15:08, Andrew Makhorin wrote:
> > > > > > Does someone can give a possible explanation ?
> > > > > floating-point computations