Theorems · Theorem · number theory
Nat.totient_eq_one_iff
∀ {n : ℕ}, n.totient = 1 ↔ n = 1 ∨ n = 2- Defined in
- Mathlib.Data.Nat.Totient
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 82 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites5
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Nat.totientstatement and proof · cited by 111
- le_add_selfproof · cited by 51
- Nat.totient_twoproof · cited by 5
- Nat.totient_evenproof · cited by 4
- Nat.not_even_oneproof · cited by 2
Cited by2
Results whose statement or proof uses this declaration.
- Nat.eq_or_eq_of_totient_eq_totientproof · cited by 2
- Nat.dvd_two_of_totient_le_oneproof · cited by 1