Change history of Fun with logicl set operations

Rev	Date	Modified by	Minor edit	Spam	WikiText	Revert to	A	B
1	2005-01-27 17:31:26	lwv,134.243.216.133	no	no	1	1
0	2004-02-15 12:04:36	80.126.24.9	no	no	0	0