[gmx-users] gen_seed for velocities

David spoel at xray.bmc.uu.se
Wed Sep 14 15:28:02 CEST 2005


On Wed, 2005-09-14 at 08:58 -0400, YOLANDA SMALL wrote:
> Hello,
> 
> I generated 4 trajectories from the same initial coordinates but with a
> different gen_seed value for each one.  All of my components of energy, kinetic
> and potential, give exactly the same value for all 4 trajectories.    This
> doesn't seem correct, does anyone have an explanation for what may be going
> wrong?
run gmxcheck -s1 -s2 on the tpr file to see whether they are different.
> 
> Thanks,
> Yolanda
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-- 
David.
________________________________________________________________________
David van der Spoel, PhD, Assoc. Prof., Molecular Biophysics group,
Dept. of Cell and Molecular Biology, Uppsala University.
Husargatan 3, Box 596,          75124 Uppsala, Sweden
phone:  46 18 471 4205          fax: 46 18 511 755
spoel at xray.bmc.uu.se    spoel at gromacs.org   http://xray.bmc.uu.se/~spoel
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