Elementary number theory

1 artículo

Eratosthenes sieve of Congruence Modular arithmetic Fermats little theorem Eulers theorem Chinese remainder theorem Quadratic residue Multiplicative function Perfect number Bezouts identity Binomial number Coprime integers Covering system Cyclic number group theory Divisibility rule Divisor Euclids lemma Extended euclidean algorithm Fermat quotient Fueter polya theorem Fundamental theorem of arithmetic Greatest common divisor Integer valued polynomial Least common multiple Linear congruence theorem Multiplicative independence Multiplicative order Perfect power Primitive root modulo n Proofs of fermats little theorem Square free integer Wilsons theorem Brahmagupta triangle Composite number Eulers four square identity From zero to infinity Half integer Reduced residue system Singly and doubly even Table of divisors Table of prime factors Additive arithmetic function Asymptotics of arithmetic functions Bernoulli number Bianchi congruence Congruence equation Congruence in geometry Congruence modulo a double modulus Congruence of lines Congruence subgroup problem Congruence with several variables Congruent matrices Diagonal continued fraction Farey series Focal net of a congruence Fractional congruence Fully characteristic congruence Goldbach problem Goldbach waring problem Goursat congruence Guichard congruence Isotropy congruence Kernel congruence Linear congruential method Multiplicative arithmetic function Partition models Ribaucour congruence Sigma congruence Two term congruence Verbal congruence Vinogradov goldbach theorem Waring problem

Algebra PosgradoAnálisis11 min

¿Qué polinomios aplican ℚ sobre ℚ? La respuesta completa

Una recta con coeficientes racionales aplica ℚ sobre ℚ. Nada curvo lo logra jamás. Tres filtros — interpolación, forma, denominadores — dejan la clasificación completa.