Talk:if and only if
Latest comment: 13 years ago by Bequw in topic Decomposition
Isn't this entry redundant? --Eean 05:05, 25 Dec 2004 (UTC)
Decomposition
[edit]The following are common logical equivalents (A and B can also be swapped in each): Composed expressions
- A if and only if B
- A ⇔ B
- (A is necessary and sufficient for B) / (A is a necessary and sufficient condition for B)
Decomposed expressions (first phrases are all equivalent as well as second phrases