Inverse
# 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

## Other uses

* Invert level, the base interior level of a pipe, trench or tunnel
* Inverse (website), an online magazine
* An outdated term for an LGBT person; see Sexual inversion (sexology)
