temp values = Tstart Tstop Tperiod
Tstart,Tstop = desired temperature at start/stop of run (temperature units)
Tdamp = temperature damping parameter (time units)
- press values = Pstart Pstop Pperiod
- Pstart,Pstop = desired temperature at start/stop of run (pressure units)
- Pdamp = pressure damping parameter (time units)
tparam values = Tchain Titer Torder
Tchain = length of Nose/Hoover thermostat chain
Titer = number of thermostat iterations performed
Torder = 3 or 5 = Yoshida-Suzuki integration parameters
- pparam values = Pchain
- Pchain = length of Nose/Hoover barostat chain
force values = M xflag yflag zflag
M = which rigid body from 1-Nbody (see asterisk form below)
xflag,yflag,zflag = off/on if component of center-of-mass force is active
diff --git a/doc/fix_rigid.txt b/doc/fix_rigid.txt
index 0348d7747f..b02d864ee8 100644
--- a/doc/fix_rigid.txt
+++ b/doc/fix_rigid.txt
@@ -28,15 +28,10 @@ keyword = {temp} or {press} or {tparam} or {pparam} or {force} or {torque} :l
{temp} values = Tstart Tstop Tperiod
Tstart,Tstop = desired temperature at start/stop of run (temperature units)
Tdamp = temperature damping parameter (time units)
- {press} values = Pstart Pstop Pperiod
- Pstart,Pstop = desired temperature at start/stop of run (pressure units)
- Pdamp = pressure damping parameter (time units)
{tparam} values = Tchain Titer Torder
Tchain = length of Nose/Hoover thermostat chain
Titer = number of thermostat iterations performed
Torder = 3 or 5 = Yoshida-Suzuki integration parameters
- {pparam} values = Pchain
- Pchain = length of Nose/Hoover barostat chain
{force} values = M xflag yflag zflag
M = which rigid body from 1-Nbody (see asterisk form below)
xflag,yflag,zflag = off/on if component of center-of-mass force is active
diff --git a/doc/pair_soft.html b/doc/pair_soft.html
index 6a46d3d5bc..a444b544ff 100644
--- a/doc/pair_soft.html
+++ b/doc/pair_soft.html
@@ -54,6 +54,15 @@ commands, or by mixing as described below:
The last coefficient is optional. If not specified, the global soft
cutoff is used.
+IMPORTANT NOTE: The syntax for pair_coeff with a
+single A coeff is different in the current version of LAMMPS than in
+older versions which took two values, Astart and Astop, to ramp
+between them. This functionality is now available in a more general
+form through the fix adapt command, as explained
+below. Note that if you use an old input script and specify Astart
+and Astop without a cutoff, then LAMMPS will interpret that as A and a
+cutoff, which is probabably not what you want.
+
The fix adapt command can be used to vary A for one
or more pair types over the course of a simulation, in which case
pair_coeff settings for A must still be specified, but will be
diff --git a/doc/pair_soft.txt b/doc/pair_soft.txt
index 14df42e66c..d1ca823fe5 100644
--- a/doc/pair_soft.txt
+++ b/doc/pair_soft.txt
@@ -51,6 +51,15 @@ cutoff (distance units) :ul
The last coefficient is optional. If not specified, the global soft
cutoff is used.
+IMPORTANT NOTE: The syntax for "pair_coeff"_pair_coeff.html with a
+single A coeff is different in the current version of LAMMPS than in
+older versions which took two values, Astart and Astop, to ramp
+between them. This functionality is now available in a more general
+form through the "fix adapt"_fix_adapt.html command, as explained
+below. Note that if you use an old input script and specify Astart
+and Astop without a cutoff, then LAMMPS will interpret that as A and a
+cutoff, which is probabably not what you want.
+
The "fix adapt"_fix_adapt.html command can be used to vary A for one
or more pair types over the course of a simulation, in which case
pair_coeff settings for A must still be specified, but will be