Congruence (disambiguation)
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In mathematics, congruence may refer to:
- In Euclidean geometry, the relation between figures that can be superposed by rigid motions
- In modular arithmetic, the property of integers having the same remainder on division by a given modulus
- In ring theory, the property of elements of a ring lying in the same coset of a given ideal
- In matrix theory, the property of matrices relating to the same bilinear form with respect to different bases