# converse

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## converse

1. Logic
a. a categorical proposition obtained from another by the transposition of subject and predicate, as no bad man is bald from no bald man is bad
b. a proposition so derived, possibly by weakening a universal proposition to the corresponding particular, as some socialists are rich from all rich men are socialists
2. Logic Maths a relation that holds between two relata only when a given relation holds between them in reverse order: thus father of is the converse of son of
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

## converse

[′kän‚vərs]
(mathematics)
The converse of the statement “if p, then q ” is the statement “if q, then p.”
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

## converse

(logic)
The truth of a proposition of the form A => B and its converse B => A are shown in the following truth table:

A B | A => B B => A ------+---------------- f f | t t f t | t f t f | f t t t | t t