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Diff — Coprime integers

Revision #2846 → #3829 · back to history

modifiedCoprime integers5975535a526a
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mathlib.moduleMathlib.Data.Nat.GCD.BasicInit.Data.Nat.Coprime
modifiedNotation for coprimalitye119e7be2531
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mathlib.moduleMathlib.Data.Nat.GCD.BasicInit.Data.Nat.Coprime
modified1 and -1 coprime with every integer227339dc2a01
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mathlib.moduleMathlib.Data.Nat.GCD.BasicInit.Data.Nat.Coprime
modifiedEquivalent conditions for coprimalityafd5eea43ea2
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mathlib.moduleMathlib.RingTheory.Int.BasicMathlib.RingTheory.Coprime.Lemmas
addedBézout's identity for coprime integers0a90e7f71d60
addedMultiplicative inverse mod a00783c08d19d
addedChinese remainder theorem for two coprime moduli15454763b756
addedlcm equals product when coprimebcc424f9452c
addedProduct of two coprimes is coprime8067c810808e
modifiedEuclid's lemma (prime form)bdf780756591
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labelEuclid's lemmaEuclid's lemma (prime form)
mathlib.declIsCoprime.dvd_of_dvd_mul_rightNat.Prime.dvd_mul
mathlib.moduleMathlib.RingTheory.Coprime.BasicMathlib.Data.Nat.Prime.Defs
noteFormalized as `IsCoprime.dvd_of_dvd_mul_right` (and the Int version in `Mathlib.Data.Int.GCD` is explicitly labeled `Euclid's lemma`).Euclid's lemma in prime form: `p.Prime → (p ∣ m * n ↔ p ∣ m ∨ p ∣ n)`. Also `Prime.dvd_or_dvd` in general commutative monoids.
provenanceaiai-moderated
modifiedGeneralization of Euclid's lemma6a7d2e1928b9
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noteThis is the same statement as Euclid's lemma above and is proved as `IsCoprime.dvd_of_dvd_mul_right`/`_left`.`IsCoprime.dvd_of_dvd_mul_right : IsCoprime k n → k ∣ m * n → k ∣ m` (and `_left`).
addedFermat numbers are pairwise coprime3551674cd131
addedBasel problem ζ(2) = π²/6a38a03367b81
addedProduct of coprime ideals equals intersection159022ac0643