Prove2Me

lean_workbook_plus_22227

Proved

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

x2−a=x  ⟹  x2−x−a=0 x^2 - a = x \implies x^2 - x - a = 0

Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_22227 (x a : ℤ) : x^2 - a = x → x^2 - x - a = 0   :=  by sorry
Source
https://huggingface.co/datasets/internlm/Lean-Workbook

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