[gmx-users] random seed in molecular dynamics

[Preeti Choudhary]

hey thanks Mark....
What do you mean by -the random seed is in a different variable.Can you
please explain "the random seed"



On Fri, May 3, 2013 at 1:32 PM, Mark Abraham <mark.j.abraham at gmail.com>wrote:

> gen_vel controls the generation of random velocities. grompp follows it
> (but I'd have to check the code to see what it does if you use grompp -t).
> tprconv does not follow it.
>
> The random seed is in a different variable, but only does anything if
> gen_vel=yes.
>
> I am not sure what the basis of your confusion about repeated calls to
> grompp is.
>
> Mark
>
> On Fri, May 3, 2013 at 8:00 AM, 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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