logical complement

logic In Boolean algebra, the logical complement or

negation of a Boolean value is the opposite value, given by

the following truth table:

A | -A

--+---

T | F

F | T

-A is also written as A with a bar over it or with a small

vertical line hanging from the right-hand end of the "-"

(LaTeX neg) or as A'. In the C programming language, it

is !A and in digital circuit design, /A.

(1995-01-24)