diff --git a/doc/src/fix_flow_gauss.txt b/doc/src/fix_flow_gauss.txt index 66b32090b2..a0dede3fa3 100644 --- a/doc/src/fix_flow_gauss.txt +++ b/doc/src/fix_flow_gauss.txt @@ -63,7 +63,7 @@ applied by GD before computing a pressure drop or comparing it to other methods, such as the pump method "(Zhu)"_#Zhu. The pressure correction is discussed and described in "(Strong)"_#Strong. -NOTE: For a complete example including the considerations discussed +For a complete example including the considerations discussed above, see the examples/USER/flow_gauss directory. NOTE: Only the flux of the atoms in group-ID will be conserved. If the @@ -93,16 +93,16 @@ work on the system must have {fix_modify energy yes} set as well. This includes thermostat fixes and any constraints that hold the positions of wall atoms fixed, such as "fix spring/self"_fix_spring_self.html. -NOTE: If this fix is used in a simulation with a "r-RESPA"_run_style.html +If this fix is used in a simulation with the "rRESPA"_run_style.html integrator, the applied acceleration must be computed and applied at the same -r-RESPA level as the interactions between the flowing fluid and the obstacle. -The r-RESPA level at which the acceleration is applied can be changed using +rRESPA level as the interactions between the flowing fluid and the obstacle. +The rRESPA level at which the acceleration is applied can be changed using the "fix_modify"_fix_modify.html {respa} option discussed below. If the flowing fluid and the obstacle interact through multiple interactions that are -computed at different r-RESPA levels, then there must be a separate flow/gauss +computed at different rRESPA levels, then there must be a separate flow/gauss fix for each level. For example, if the flowing fluid and obstacle interact through pairwise and long-range Coulomb interactions, which are computed at -r-RESPA levels 3 and 4, respectively, then there must be two separate +rRESPA levels 3 and 4, respectively, then there must be two separate flow/gauss fixes, one that specifies {fix_modify respa 3} and one with {fix_modify respa 4}.