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git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@4030 f3b2605a-c512-4ea7-a41b-209d697bcdaa

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sjplimp
2010-04-23 14:25:37 +00:00
parent 00eca36fe5
commit 5cec3a60d2
4 changed files with 40 additions and 9 deletions
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22
doc/fix_setforce.html
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@ -15,10 +15,22 @@
</P>
<PRE>fix ID group-ID setforce fx fy fz
</PRE>
<UL><LI>ID, group-ID are documented in <A HREF = "fix.html">fix</A> command
<LI>setforce = style name of this fix command
<LI>fx,fy,fz = force component values
<UL><LI>ID, group-ID are documented in <A HREF = "fix.html">fix</A> command
<LI>setforce = style name of this fix command
<LI>fx,fy,fz = force component values
<LI>any of fx,fy,fz can be a variable (see below)
<LI>zero or more keyword/value pairs may be appended to args
<LI>keyword = <I>region</I>
<PRE> <I>region</I> value = region-ID
region-ID = ID of region atoms must be in to have added force
</PRE>
</UL>
<P><B>Examples:</B>
</P>
@ -54,6 +66,10 @@ variables but can also include per-atom values, such as atom
coordinates. Thus it is easy to specify a spatially-dependent force
field with optional time-dependence as well.
</P>
<P>If the <I>region</I> keyword is used, the atom must also be in the
specified geometric <A HREF = "region.html">region</A> in order to have force added
to it.
</P>
<P><B>Restart, fix_modify, output, run start/stop, minimize info:</B>
</P>
<P>No information about this fix is written to <A HREF = "restart.html">binary restart