lean_workbook_plus_22144
ProvedProve that if satisfies .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_22144 (f : ℝ → ℝ) (hf : ∀ x y, f (f x ^ 2 + f y) = x * f x + y) : f 0 = 0 := by sorry
Source
Prove that if satisfies .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_22144 (f : ℝ → ℝ) (hf : ∀ x y, f (f x ^ 2 + f y) = x * f x + y) : f 0 = 0 := by sorry