Hi I want to get the simulation results fater and want to set the time step dt > = 0.002 what is the upper limit of the time step dt ? Thank you Lin -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://maillist.sys.kth.se/pipermail/gromacs.org_gmx-users/attachments/20090519/9c6c9821/attachment.html>