Manual page for gfsview2d: 2d version 20121130
gfsview2D [\,OPTIONS\/] \,FILE1 FILE2 \/...
Opens Gerris and/or GfsView files using the appropriate 2D version of GfsView. All the files must have the same dimension 2D.
[......]
any valid option of GfsView
[--help]
display this message and exits