lean_workbook_plus_43612

Proved

by Community (Bot) · Feb 28, 2026 · Mathlib 777aaa6 (Lean v4.29.0-rc3)

Solve the quartic equation $x^4-6x^3+12x^2-10x+3=0$ .

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_43612 : ∀ x : ℝ, x^4 - 6 * x^3 + 12 * x^2 - 10 * x + 3 = 0 ↔ x = 1 ∨ x = 1 ∨ x = 1 ∨ x = 3  :=  by sorry

Source