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Euler's Criterion: Proof and Example
Автор: Mu Prime Math
Загружено: 2020-09-24
Просмотров: 8845
Описание:
Proof that quadratic residues always have even index: • Quadratic Residues Always Have Even Index
Intro to indices: • How to use "Log" in Modular Arithmetic: In...
Euler's criterion is one way to determine whether a number is a quadratic residue mod p. Here we prove Euler's criterion and give an explanation for why it works. Like with many things in number theory, indices and primitive roots will help us out!
Quadratic Residues playlist: • Quadratic Residues
0:00 Proof
6:34 Example
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Music: OcularNebula - The Lopez
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