Editing Invariant

{{Wiktionary|invariance|invariant|invariants}}
'''Invariant''' and '''invariance''' may refer to:
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==Computer science==
* [[Invariant (computer science)]], an expression whose value doesn't change during program execution
** [[Loop invariant]], a property of a program loop that is true before (and after) each iteration
* A data type in method overriding that is neither [[covariance and contravariance (computer science)|covariant nor contravariant]]
* [[Class invariant]], an invariant used to constrain objects of a class

==Physics, mathematics, and statistics==
* [[Invariant (mathematics)]], a property of a mathematical object that is not changed by a specific operation or transformation
** [[Rotational invariance]], the property of function whose value does not change when arbitrary rotations are applied to its argument
** [[Scale invariance]], a property of objects or laws that do not change if scales of length, energy, or other variables, are multiplied by a common factor
** [[Topological invariant]]
* [[Invariant (physics)]], something does not change under a transformation, such as from one reference frame to another
* [[Invariant estimator]] in statistics
* [[Measurement invariance]], a statistical property of measurement
* [[Oxford University Invariant Society]], an Oxford student mathematics club

==Other uses==
* [[Invariant (linguistics)]], a word that does not undergo inflection
* [[Invariant (music)]]
* [[Writer invariant]], property of a text which is similar in all texts of a given author, and different in texts of different authors
* [[Invariance (magazine)|''Invariance'' (magazine)]], a French Communist journal
* ''[[Invariances]]'', a 2001 book by philosopher Robert Nozick

==See also==
*{{In title|invariance}}
*{{In title|invariant}}

{{Disambiguation}}