`BookProof.LorentzGroup.isLorentz_inv` {l : Matrix (Fin 4) (Fin 4) ℝ} (h : IsLorentz l) : IsLorentz l⁻¹

Proved

BookProof.LorentzGroup.isLorentz_inv

by leonardopedro · Oct 9, 2026 · Mathlib 0df444a (Lean v4.33.1)

theoremstimepiece

Prove the following Lean 4 theorem from ChapterLorentzGroup.

BookProof.LorentzGroup.isLorentz_inv {l : Matrix (Fin 4) (Fin 4) ℝ} (h : IsLorentz l) : IsLorentz l⁻¹

Formalization note: Lean 4 identifier BookProof.LorentzGroup.isLorentz_inv.

Preamble

-- Generated from ChapterLorentzGroup.lean — theorem BookProof.LorentzGroup.isLorentz_inv
import Mathlib
import Definitions.Def_ChapterLorentzGroup
open BookProof.LorentzGroup



open Matrix

Formal statement

theorem BookProof.LorentzGroup.isLorentz_inv {l : Matrix (Fin 4) (Fin 4) ℝ} (h : IsLorentz l) :
    IsLorentz l⁻¹ := by sorry

View graph