 Quadratic Reciprocity by Ben Lynn

By Ben Lynn.

Publisher: Ben Lynn (hosted on Stanford Applied Cryptography site).

Online text: crypto.stanford.edu/pbc/notes/numbertheory/quadrecip.html

Cited passages: Ben Lynn, Quadratic Reciprocity, first theorem and proof of the Law of Quadratic Reciprocity: floor-sum parity and the separating-line count; Ben Lynn, Quadratic Reciprocity, “The Jacobi Symbol”: product definition and reciprocity for computing symbols without factoring.