VOLUME
This is part of the colvar module

Calculate the volume of the simulation box.

Examples

The following input tells plumed to print the volume of the system

Click on the labels of the actions for more information on what each action computes
tested on v2.9
vol: VOLUME 
PRINT 
ARG
the input for this action is the scalar output from one or more other actions.
=vol
Glossary of keywords and components
Options
NUMERICAL_DERIVATIVES

( default=off ) calculate the derivatives for these quantities numerically