`BookProof.ChapterWeylSl2.Sl2Rep.eq_zero_of_add_self` {x : V} (h : x + x = 0) : x = 0

Proved

BookProof.ChapterWeylSl2.Sl2Rep.eq_zero_of_add_self

by leonardopedro · Oct 10, 2026 · Mathlib 0df444a (Lean v4.33.1)

theoremstimepiece

Prove the following Lean 4 theorem from ChapterWeylSl2.

BookProof.ChapterWeylSl2.Sl2Rep.eq_zero_of_add_self {x : V} (h : x + x = 0) : x = 0

Formalization note: Lean 4 identifier BookProof.ChapterWeylSl2.Sl2Rep.eq_zero_of_add_self.

Preamble

-- Generated from ChapterWeylSl2.lean — theorem BookProof.ChapterWeylSl2.Sl2Rep.eq_zero_of_add_self
import Mathlib
import Definitions.Def_ChapterWeylSl2
open BookProof.ChapterWeylSl2
open BookProof.ChapterWeylSl2



universe u

variable {V : Type u} [AddCommGroup V] [Module ℂ V]

variable (R : Sl2Rep V)
variable {R}
variable {R : Sl2Rep V}

Formal statement

theorem BookProof.ChapterWeylSl2.Sl2Rep.eq_zero_of_add_self {x : V} (h : x + x = 0) : x = 0 := by sorry

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