Quadratic Equations and Residues Modulo N
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- QuadraticQuadraticQuadratic Congruences!Congruences!Congruences! A quadratic congruence is of the form rx2+sx+t≡u(modm).rx^2 + sx + t \equiv u \pmod m.rx2+sx+t≡u(modm).
By Evan Tong, Ahaan Rungta
- QuadraticQuadraticQuadratic Residue!!!Residue!!!Residue!!! A number which has a square root (modm)\pmod{m}(modm) is called a quadraticquadraticquadratic residueresidueresidue (m…
By Evan Tong, Evan Fang
- Quadratic Residues We say kkk is a quadratic residue modulo nnn if and only if there exists aaa such that a2≡k(modn)a^2\equiv k\pmod{n}a2≡k(modn). In other words, kkk is a perfe…
By Jason Chen, Evan Chen, Victor Wang