biconditional operation

biconditional operation

[¦bī·kən‚dish·ən·əl ‚äp·ə′rā·shən]
(mathematics)
A logic operator on two statements P and Q whose result is true if P and Q are both true or both false, and whose result is false otherwise. Also known as if and only if operation; match.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.