Reciprocity (mathematics)

Reciprocity (mathematics)

In mathematics, reciprocity may mean:

* Quadratic reciprocity, a fundamental result in number theory. Generalisations include:
**cubic reciprocity
**biquadratic reciprocity
**higher reciprocity laws
**Artin reciprocity
**Weil reciprocity for algebraic curves

Unrelated theorems:
*Frobenius reciprocity
*Hermite's reciprocity law in invariant theory
*Reciprocity law for Dedekind sums
*Stanley's reciprocity theorem.
*Reciprocity (electromagnetism) for Maxwell's equations


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