3 Apr
2013
3 Apr
'13
12:35 p.m.
On Wed, Apr 3, 2013 at 9:01 PM, Philippe Sismondi
Googling does not seem to turn up much either, although I may not have tried hard enough.
If you google "phantom types" instead of "empty data declarations" you should get more hits. Hinze wrote a piece called "Fun with Phantom Types" that's pitched at an intro level. -- Kim-Ee