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
In mathematics, the additive inverse of a number is the number that, when added to , yields zero. This number is also known as the opposite (number), sign change, and negation. For a real number, it reverses its sign: the additive inverse (opp ...
(negation), the inverse of a number that, when added to the original number, yields zero
*
Compositional inverse
In mathematics, the inverse function of a function (also called the inverse of ) is a function that undoes the operation of . The inverse of exists if and only if is bijective, and if it exists, is denoted by f^ .
For a function f\colon X\t ...
, a function that "reverses" another function
*
Inverse element
*
Inverse function, a function that "reverses" another function
**
Generalized inverse
In mathematics, and in particular, algebra, a generalized inverse (or, g-inverse) of an element ''x'' is an element ''y'' that has some properties of an inverse element but not necessarily all of them. The purpose of constructing a generalized inv ...
, 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
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Invert level
In civil engineering, the invert level is the base interior level of a pipe, trench or tunnel
A tunnel is an underground passageway, dug through surrounding soil, earth or rock, and enclosed except for the entrance and exit, commonly at ...
, 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* An outdated term for an LGBT person; see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)
Sexual inversion is a theory of homosexuality popular primarily in the late 19th and early 20th century. Sexual inversion was believed to be an inborn reversal of gender traits: male inverts were, to a greater or lesser degree, inclined to trad ...
See also
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Inversion (disambiguation)
Inversion or inversions may refer to:
Arts
* , a French gay magazine (1924/1925)
* ''Inversion'' (artwork), a 2005 temporary sculpture in Houston, Texas
* Inversion (music), a term with various meanings in music theory and musical set theory
* ...
*
Inverter (disambiguation)
A power inverter is a device that converts direct current to alternating current.
Inverter may also refer to
* Inverter (logic gate) or NOT gate, a device that performs a logical operation
* Inverter air conditioner, a type of air conditioner ...
*
Opposite (disambiguation)
Opposite or Opposites may refer to:
* Opposite (semantics), a word that means the reverse of a word
* Opposite (leaf), an arrangement of leaves on a stem
* Opposite (mathematics), the negative of a number; numbers that, when added, yield zero
*"Th ...
*
Reverse (disambiguation)
Reverse or reversing may refer to:
Arts and media
* ''Reverse'' (Eldritch album), 2001
* ''Reverse'' (2009 film), a Polish comedy-drama film
* ''Reverse'' (2019 film), an Iranian crime-drama film
* ''Reverse'' (Morandi album), 2005
* ''Reverse'' ...
*
Complement (disambiguation)
A complement is something that completes something else.
Complement may refer specifically to:
The arts
* Complement (music), an interval that, when added to another, spans an octave
** Aggregate complementation, the separation of pitch-class ...
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