lean_workbook_plus_61613
ProvedSetting We prove that
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_61613 (a b c d e : ℝ) : a^2 - a * (b + c + d + e) + b^2 + c^2 + d^2 + e^2 ≥ 0 := by sorry
Source
Setting We prove that
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_61613 (a b c d e : ℝ) : a^2 - a * (b + c + d + e) + b^2 + c^2 + d^2 + e^2 ≥ 0 := by sorry