lean_workbook_plus_6105
ProvedBinomial expansion:
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_6105 (a b : ℝ) : (a + b) ^ 2 = a ^ 2 + 2 * a * b + b ^ 2 := by sorry
Source
Binomial expansion:
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_6105 (a b : ℝ) : (a + b) ^ 2 = a ^ 2 + 2 * a * b + b ^ 2 := by sorry