lean_workbook_plus_475
ProvedLet be real numbers .\n
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_475 (a b : ℝ) : 2 * (1 + a ^ 2) * (1 + b ^ 2) ≥ (1 + a) * (1 + b) * (1 + a * b) := by sorry
Source
Let be real numbers .\n
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_475 (a b : ℝ) : 2 * (1 + a ^ 2) * (1 + b ^ 2) ≥ (1 + a) * (1 + b) * (1 + a * b) := by sorry