lean_workbook_plus_9455
ProvedProve that
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_9455 (a b c : ℝ) : 2 * a * (a + b + c) ≤ 3 * a ^ 2 + b ^ 2 + 2 * a * c := by sorry
Source
Prove that
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_9455 (a b c : ℝ) : 2 * a * (a + b + c) ≤ 3 * a ^ 2 + b ^ 2 + 2 * a * c := by sorry