lean_workbook_plus_6223
ProvedProve that while and .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_6223 : ∀ a b c : ℝ, a ≥ 1 ∧ b ≥ 1 ∧ c ≥ 1 ∧ a + b + c = 5 → a * b * c ≥ 3 := by sorry
Source
Prove that while and .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_6223 : ∀ a b c : ℝ, a ≥ 1 ∧ b ≥ 1 ∧ c ≥ 1 ∧ a + b + c = 5 → a * b * c ≥ 3 := by sorry