View source for List of mathematical identities

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This article lists '''[[Identity (mathematics)|mathematical identities]]''', that is, ''identically true relations'' holding in [[Mathematics|mathematics]].

* [[Bézout's identity]] (despite its usual name, it is not, properly speaking, an identity)
* Binomial inverse theorem
* [[Binomial theorem|Binomial identity]]
* [[Brahmagupta–Fibonacci identity|Brahmagupta–Fibonacci two-square identity]]
* [[Candido's identity]]
* [[Cassini and Catalan identities]]
* [[Degen's eight-square identity]]
* [[Difference of two squares]]
* [[Euler's four-square identity]]
* [[Euler's identity]]
* Fibonacci's identity see [[Brahmagupta–Fibonacci identity]] or [[Cassini and Catalan identities]]
* [[Heine's identity]]
* [[Hermite's identity]]
* [[Lagrange's identity]]
* Lagrange's trigonometric identities
* [[Enumerator polynomial#MacWilliams identity|MacWilliams identity]]
* [[Matrix determinant lemma]]
* Newton's identity
* [[Parseval's identity]]
* [[Pfister's sixteen-square identity]]
* [[Sherman–Morrison formula]]
* Sophie Germain identity
* [[Sun's curious identity]]
* [[Sylvester's determinant identity]]
* [[Vandermonde's identity]]
* [[Woodbury matrix identity]]

==Identities for classes of functions==

* [[Exterior calculus identities]]
* Fibonacci identities: [[Fibonacci number#Combinatorial identities|Combinatorial Fibonacci identities]] and [[Fibonacci number#Other identities|Other Fibonacci identities]]
* Hypergeometric function identities
* [[List of integrals of logarithmic functions]]
* [[List of topics related to π|List of topics related to {{pi}}]]
* [[List of trigonometric identities]]
** [[Inverse trigonometric functions]]
* Logarithmic identities
* Summation identities
* [[Vector calculus identities]]

==See also==

* {{annotated link|List of inequalities}}
* {{annotated link|List of set identities and relations}}

==External links==

* [http://sites.google.com/site/tpiezas/Home A Collection of Algebraic Identities]
* [http://www.ee.ic.ac.uk/hp/staff/dmb/matrix/identity.html Matrix Identities]

[[Category:Mathematical identities|*]]
[[Category:Mathematics-related lists|Identities]]

{{Sourceattribution|List of mathematical identities}}