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Theorems · Theorem · number theory

Rat.AbsoluteValue.one_lt_of_not_bounded

∀ {f : AbsoluteValue ℚ ℝ}, (¬∀ (n : ℕ), f ↑n ≤ 1) → ∀ {n₀ : ℕ}, 1 < n₀ → 1 < f ↑n₀

If f n > 1 for some n then f n > 1 for all n ≥ 2

Defined in
Mathlib.NumberTheory.Ostrowski
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Foundations
Depth 202 from the axioms · uses propext, Classical.choice, Quot.sound

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