identity
equation that is satisfied for all values of the variables
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identity
Summary
identity ranks in the top 2% of general entities by monthly Wikipedia readership (599 views/month).[1]
Key Facts
- identity is a type of equality[2].
- identity is a type of tautology[3].
- identity is a type of theorem[4].
- identity's Commons category is recorded as Identity (mathematics)[5].
- identity's notation is recorded as triple bar[6].
- identity's topic has template is recorded as Q20696233[7].
- identity's different from is recorded as identity function[8].
- identity's different from is recorded as universal quantification[9].
- identity's uses is recorded as equality[10].
Body
Definition and Type
Recorded subclass of include equality[2], tautology[3], and theorem[4].
Why It Matters
identity ranks in the top 2% of general entities by monthly Wikipedia readership (599 views/month).[1] identity has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[11] identity is known by 8 alternative names across languages and contexts.[12]