git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@997 f3b2605a-c512-4ea7-a41b-209d697bcdaa

doc/fix_langevin.html

@@ -83,11 +83,11 @@ hi-viscosity solvent and vice versa.  See the discussion about gamma
 and viscosity in the documentation for the <A HREF = "fix_viscous.html">fix
 viscous</A> command for more details.
 </P>
-<P>The random # <I>seed</I> should be a non-zero integer with 1 to 8 digits.
+<P>The random # <I>seed</I> must be a positive integer.  A Marsaglia random
-A Marsaglia random number generator is used.  Each processor uses the
+number generator is used.  Each processor uses the input seed to
-input seed to generate its own unique seed and its own stream of
+generate its own unique seed and its own stream of random numbers.
-random numbers.  Thus the dynamics of the system will not be identical
+Thus the dynamics of the system will not be identical on two runs on
-on two runs on different numbers of processors. 
+different numbers of processors.
 </P>
 <P>The keyword <I>axes</I> can be used to specify which dimensions to add Ff
 and Fr to.  A flag of 0 means skip that dimension; a flag of 1 means

doc/fix_langevin.txt

@@ -73,11 +73,11 @@ hi-viscosity solvent and vice versa.  See the discussion about gamma
 and viscosity in the documentation for the "fix
 viscous"_fix_viscous.html command for more details.
 
-The random # {seed} should be a non-zero integer with 1 to 8 digits.
+The random # {seed} must be a positive integer.  A Marsaglia random
-A Marsaglia random number generator is used.  Each processor uses the
+number generator is used.  Each processor uses the input seed to
-input seed to generate its own unique seed and its own stream of
+generate its own unique seed and its own stream of random numbers.
-random numbers.  Thus the dynamics of the system will not be identical
+Thus the dynamics of the system will not be identical on two runs on
-on two runs on different numbers of processors. 
+different numbers of processors.
 
 The keyword {axes} can be used to specify which dimensions to add Ff
 and Fr to.  A flag of 0 means skip that dimension; a flag of 1 means

doc/set.html

@@ -35,12 +35,12 @@
   <I>dipole</I> values = x y z
     x,y,z = orientation of dipole moment vector
   <I>dipole/random</I> value = seed
-    seed = random # seed (8 digits or less) for dipole moment orientations
+    seed = random # seed (positive integer) for dipole moment orientations
   <I>quat</I> values = a b c theta
     a,b,c = unit vector to rotate particle around via right-hand rule
     theta = rotation angle in degrees
   <I>quat/random</I> value = seed
-    seed = random # seed (8 digits or less) for quaternion orientations
+    seed = random # seed (positive integer) for quaternion orientations
   <I>bond</I> value = bond type for all bonds between selected atoms
   <I>angle</I> value = angle type for all angles bewteen selected atoms
   <I>dihedral</I> value = dihedral type for all dihedrals between selected atoms

doc/set.txt

@@ -31,12 +31,12 @@ keyword = {type} or {type/fraction} or {mol} or \
   {dipole} values = x y z
     x,y,z = orientation of dipole moment vector
   {dipole/random} value = seed
-    seed = random # seed (8 digits or less) for dipole moment orientations
+    seed = random # seed (positive integer) for dipole moment orientations
   {quat} values = a b c theta
     a,b,c = unit vector to rotate particle around via right-hand rule
     theta = rotation angle in degrees
   {quat/random} value = seed
-    seed = random # seed (8 digits or less) for quaternion orientations
+    seed = random # seed (positive integer) for quaternion orientations
   {bond} value = bond type for all bonds between selected atoms
   {angle} value = angle type for all angles bewteen selected atoms
   {dihedral} value = dihedral type for all dihedrals between selected atoms