Command          Does what
pwd              gives the directory scilab is looking in for files to exec
cd <directory>   changes the directory scilab is looking
dir              lists the files in this directory
[file menu, file operations item gives you a gui for same things]

diary('today.out') All output will be saved in today.out
diary(0)           Flushes the last output to current file

xs2eps(0,'file.eps') Saves the graphics window 0 as an encapsulated postscript
                     file. These can be included in other files or printed
                     directly
xs2ps(0,'file.ps') Saves the graphics window 0 as a postscript file. Can be
                   printed directly.