[gmx-users] random seed in molecular dynamics

Erik Marklund erikm at xray.bmc.uu.se
Fri May 3 09:38:24 CEST 2013

If I recall correctly it uses the seed provided in the mdp file. If no seed is provided it uses the process id for seeding. The manual explains the details.


On 3 May 2013, at 08:00, Preeti Choudhary <preetichoudhary18111989 at gmail.com> wrote:

> hey this is regarding random seed used in md.this is when it selects the
> intial velocity and selects from maxwell-istribution.but is it selects only
> once or selects this random seed every time when grompp makes .tpr
> file.really confused about this random seed concept.can u clear my
> confusion??
> -thanks
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