An identity element is a special type of element in a mathematical structure (such as a group, ring, or field) that, when combined with any other element in the structure using the defined operation, leaves that other element unchanged.

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  1. Algebraic properties of elements
  2. Abstract algebra
  3. Algebra
  4. Fields of mathematics
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Identity element by Ciro Santilli 37 Updated 2025-07-16
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