lean_workbook_plus_27827
ProvedProve that \n\n
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_27827 (a b c d : ℝ) : Real.sqrt ((a^2 + b^2 + c^2 + d^2) / 4) ≥ (a + b + c + d) / 4 := by sorry
Source
Prove that \n\n
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_27827 (a b c d : ℝ) : Real.sqrt ((a^2 + b^2 + c^2 + d^2) / 4) ≥ (a + b + c + d) / 4 := by sorry