`BookProof.ChapterA3.mgamma5Z_sq` : mgamma5Z * mgamma5Z = -1

Proved

BookProof.ChapterA3.mgamma5Z_sq

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

theoremstimepiece

Prove the following Lean 4 theorem from ChapterA3.

BookProof.ChapterA3.mgamma5Z_sq : mgamma5Z * mgamma5Z = -1

Formalization note: Lean 4 identifier BookProof.ChapterA3.mgamma5Z_sq.

Preamble

-- Generated from ChapterA3.lean — theorem BookProof.ChapterA3.mgamma5Z_sq
import Mathlib
import Definitions.Def_ChapterA3
open BookProof.ChapterA3


open Matrix

Formal statement

theorem BookProof.ChapterA3.mgamma5Z_sq : mgamma5Z * mgamma5Z = -1 := by sorry

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