Inverse

Inverse or invert may refer to:

Science and mathematics

Inverse (logic), a type of conditional sentence which is an immediate inference made from another conditional sentence
Additive inverse (negation), the inverse of a number that, when added to the original number, yields zero
Compositional inverse, a function that "reverses" another function
Inverse element
Inverse function, a function that "reverses" another function
- Generalized inverse, a matrix that has some properties of the inverse matrix but not necessarily all of them
Multiplicative inverse (reciprocal), a number which when multiplied by a given number yields the multiplicative identity, 1
- Inverse matrix of an Invertible matrix