Skip to main content
3 events
when toggle format what by license comment
May 18, 2011 at 19:51 comment added Gordon Craig @Gil: Thanks very much. And I second Thierry's comments.
Apr 5, 2011 at 16:43 comment added Thierry Zell Yay for free books! Even better when they're short!
Apr 5, 2011 at 15:11 history answered Gil Kalai CC BY-SA 2.5