plural of subject complement

plural of object complement

plural of diminished radix complement

plural of relative pseudo-complement

(computing) The number, obtained by complementing every bit of a given number, which produces all ones when exclusive ored with the given number.

(computing) The number obtained by subtracting a given n-digit binary number from 2ⁿ-1 (which yields the same result as the logical complement).

(computing) The number obtained by changing the numeric sign of a number. This may or may not be the twos complement, depending on the way numbers are stored.

(computing) The number obtained by complementing every bit of a given number and adding one. A number and its complement add to 2ⁿ, where n is the word size of the machine.

The number which, added to the given n-digit number in radix r, results in rⁿ. In binary (r=2), this is the two's complement.

(set theory) The set that contains exactly those elements belonging to the universal set but not to a given set.