Strange Carving on Pillar - Ajanta Caves (India)

This graffiti-like ancient carving looks like random curvy lines, but they definitely mean something, since an almost identical pattern is located on another pillar of the same cave: www.flickr.com/photos/loupiote/3715674843/

If you have any information about this carving, please post a comment.

For more information about the Ajanta Caves, read this album description.