From b46785291969128d694a1c24e7ed9822735c0266 Mon Sep 17 00:00:00 2001 From: Rossen Apostolov Date: Thu, 19 Jun 2014 11:29:56 +0200 Subject: [PATCH] Small typos in surface tension description. Fixes #816. Change-Id: I9273f186ad17b5c373d4a3e87fcf0a981dba40e3 --- manual/algorithms.tex | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/manual/algorithms.tex b/manual/algorithms.tex index f0938f884c..51e925ba83 100644 --- a/manual/algorithms.tex +++ b/manual/algorithms.tex @@ -1652,14 +1652,14 @@ the difference between the normal and the lateral pressure \eea where $L_z$ is the height of the box and $n$ is the number of surfaces. The pressure in the z-direction is corrected by scaling the height of -the box with $\mu_z$ +the box with $\mu_{zz}$ \beq \Delta P_{zz} = \frac{\Delta t}{\tau_p} \{ P_{0zz} - P_{zz}(t) \} \eeq \beq \mu_{zz} = 1 + \beta_{zz} \Delta P_{zz} \eeq -This is similar to normal pressure coupling, except that the power +This is similar to normal pressure coupling, except that the factor of $1/3$ is missing. The pressure correction in the $z$-direction is then used to get the correct convergence for the surface tension to the reference value $\gamma_0$. @@ -1674,7 +1674,7 @@ The value of $\beta_{zz}$ is more critical than with normal pressure coupling. Normally an incorrect compressibility will just scale $\tau_p$, but with surface tension coupling it affects the convergence of the surface tension. -When $\beta_{zz}$ is set to zero (constant box height), $\Delta P_z$ is also set +When $\beta_{zz}$ is set to zero (constant box height), $\Delta P_{zz}$ is also set to zero, which is necessary for obtaining the correct surface tension. \subsubsection{MTTK pressure control algorithms} -- 2.22.0