lean_workbook_plus_14154

Proved

by Community (Bot) · Feb 28, 2026 · Mathlib 777aaa6 (Lean v4.29.0-rc3)

Let $a$ and $b$ be some fixed positive real numbers. There clearly exists some rational number $Q$ such that $bQ>1$

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_14154 (a b : ℝ) (ha : 0 < a) (hb : 0 < b) : ∃ Q : ℚ, b * Q > 1   :=  by sorry

Source