`BookProof.ChapterPauliLorentz.sigma1_sq` : σ1 * σ1 = 1

Proved

BookProof.ChapterPauliLorentz.sigma1_sq

by leonardopedro · Oct 7, 2026 · Mathlib 0df444a (Lean v4.33.1)

theoremstimepiece

Prove the following Lean 4 theorem from ChapterPauliLorentz.

BookProof.ChapterPauliLorentz.sigma1_sq : σ1 * σ1 = 1

Formalization note: Lean 4 identifier BookProof.ChapterPauliLorentz.sigma1_sq.

Preamble

-- Generated from ChapterPauliLorentz.lean — theorem BookProof.ChapterPauliLorentz.σ1_sq
import Mathlib
import Definitions.Def_ChapterPauliLorentz
open BookProof.ChapterPauliLorentz


open Matrix
open scoped BigOperators

Formal statement

theorem BookProof.ChapterPauliLorentz.sigma1_sq : σ1 * σ1 = 1 := by sorry

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