From 5ca111b283d35839aa96e02b5e03da6344d47925 Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Wed, 4 Aug 2010 21:45:23 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@4441
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

---
 doc/fix_adapt.html | 2 +-
 doc/fix_adapt.txt  | 2 +-
 doc/variable.html  | 7 +++++--
 doc/variable.txt   | 7 +++++--
 4 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/doc/fix_adapt.html b/doc/fix_adapt.html
index ce1e4bdc7e..4a4e0c08b8 100644
--- a/doc/fix_adapt.html
+++ b/doc/fix_adapt.html
@@ -139,7 +139,7 @@ over the course of a 1000-step simulation:
 </P>
 <PRE>variable start equal 1.0
 variable stop equal 0.1
-variable size equal start+(stop-start)*elapsed/1000
+variable size equal ramp(1.0,0.1)
 fix 1 center adapt 10 atom diameter size 
 </PRE>
 <P><B>Restart, fix_modify, output, run start/stop, minimize info:</B>
diff --git a/doc/fix_adapt.txt b/doc/fix_adapt.txt
index 2735c23c63..d7fc6bcc44 100644
--- a/doc/fix_adapt.txt
+++ b/doc/fix_adapt.txt
@@ -127,7 +127,7 @@ over the course of a 1000-step simulation:
 
 variable start equal 1.0
 variable stop equal 0.1
-variable size equal start+(stop-start)*elapsed/1000
+variable size equal ramp(1.0,0.1)
 fix 1 center adapt 10 atom diameter size :pre
 
 [Restart, fix_modify, output, run start/stop, minimize info:]
diff --git a/doc/variable.html b/doc/variable.html
index 73f28858f7..9b5ba793fb 100644
--- a/doc/variable.html
+++ b/doc/variable.html
@@ -345,8 +345,11 @@ to its argument.
 </P>
 <PRE>value = x + (y-x) * (timestep - startstep) / (stopstep - startstep) 
 </PRE>
-<P>which is a value that ramps linear over the timesteps of a run between
-x and y.  The run began on startstep and will end on stopstep.
+<P>which is a value that ramps linear between x and y over the course of
+a run.  The run begins on startstep and ends on stopstep.  Startstep
+and stopstep can span multiple runs, using the <I>start</I> and <I>stop</I>
+keywords of the <A HREF = "run.html">run</A> command.  See the <A HREF = "run.html">run</A>
+command for details of how to do this.
 </P>
 <P>Group functions are specified as keywords followed by one or two
 parenthesized arguments.  The first argument is the group-ID.  The
diff --git a/doc/variable.txt b/doc/variable.txt
index 7c9cbde337..72837c72dd 100644
--- a/doc/variable.txt
+++ b/doc/variable.txt
@@ -344,8 +344,11 @@ Ramp(x,y) uses the current timestep to generate a scalar value:
 
 value = x + (y-x) * (timestep - startstep) / (stopstep - startstep) :pre
 
-which is a value that ramps linear over the timesteps of a run between
-x and y.  The run began on startstep and will end on stopstep.
+which is a value that ramps linear between x and y over the course of
+a run.  The run begins on startstep and ends on stopstep.  Startstep
+and stopstep can span multiple runs, using the {start} and {stop}
+keywords of the "run"_run.html command.  See the "run"_run.html
+command for details of how to do this.
 
 Group functions are specified as keywords followed by one or two
 parenthesized arguments.  The first argument is the group-ID.  The