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git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@15110 f3b2605a-c512-4ea7-a41b-209d697bcdaa

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sjplimp
2016-06-06 23:22:33 +00:00
parent 0f3e4182e8
commit 921133d65d
1 changed files with 3 additions and 2 deletions
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5
src/fix_spring.cpp
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@ -277,12 +277,13 @@ void FixSpring::spring_couple()
fx2 = fx/masstotal2;
fy2 = fy/masstotal2;
fz2 = fz/masstotal2;
}
} else fx2 = fy2 = fz2 = 0.0
if (masstotal > 0.0) {
fx /= masstotal;
fy /= masstotal;
fz /= masstotal;
}
} else fx = fy = fz = 0.0
// apply restoring force to atoms in group
// f = -k*(r-r0)*mass/masstotal