Negation is a connective in logic and an operation computing that maps true to false and false to true.
Negation may also refer to:
- Negation (linguistics), a grammatical operation by which a proposition is replaced by one that states the opposite, as by the addition of not
- Negation (comics), a CrossGen comic
- The Negation, a 2004 album by the Polish metal band Decapitated
- Negationism, an illegitimate historical revisionist process that minimizes, denies or ignores essential facts
- Negation (poem), a 1918 poem by Wallace Stevens
Mathematics
- Negation proper, in various logical and algebraic structures
- Additive inverse, the operation in mathematics that maps positive numbers to negative numbers and vice versa, also known as sign change and opposite number
- Negative number
- Minus sign
See also
- Negative (disambiguation)