[GiNaC-list] is ginac thread safe for this case?
ettl.martin at gmx.de
Mon Jul 26 18:13:23 CEST 2010
i am using OpenMPI with GiNaC and it works for me without issues.
-------- Original-Nachricht --------
> Datum: Mon, 26 Jul 2010 12:07:01 -0400
> Von: Cristobal Navarro <axischire at gmail.com>
> An: GiNaC discussion list <ginac-list at ginac.de>
> Betreff: Re: [GiNaC-list] is ginac thread safe for this case?
> Hello ginac friends
> we known ginac is not thread safe, but it should be process safe, for
> exmaple for openMPI usage right?
> On Mon, Jun 14, 2010 at 1:12 AM, Alexei Sheplyakov
> <alexei.sheplyakov at gmail.com> wrote:
> > Hello,
> > On Sun, Jun 13, 2010 at 03:44:13PM -0400, Cristobal Navarro wrote:
> >> i would to clear a little!
> >> the expressions are independant from each thread,
> >> exp1 = x*y+....
> >> exp2 = x+x+x+x...
> >> exp3 = y+y*y+3...
> >> ..
> >> ..
> >> expn = just_symbols..
> >> no subexpressions never.
> > You can't know that for sure. Expression sharing is completely
> > for the user, it might be a side effect of some computation (i.e.
> > the derivative of a product, comparing two expressions, etc).
> > Best regards,
> > Alexei
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