From e7e19bf0cbe1b4769f9422b9e5d72c1136b6fdaa Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Thu, 5 Mar 2015 15:57:12 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@13195
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

---
 src/velocity.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/velocity.cpp b/src/velocity.cpp
index ba1bc06bd0..0723104e32 100644
--- a/src/velocity.cpp
+++ b/src/velocity.cpp
@@ -369,7 +369,10 @@ void Velocity::create(double t_desired, int seed)
   rescale(t,t_desired);
 
   // if bias_flag set, restore bias velocity to all atoms
-  // needed for bias = compute temp/partial to reset v dims to 0.0
+  // reapply needed for temperature computes where velocity
+  //   creation has messed up the bias that was already removed:
+  //   compute temp/partial needs to reset v dims to 0.0
+  //   compute temp/cs needs to reset v to COM velocity of each C/S pair
 
   if (bias_flag) {
     temperature->reapply_bias_all();