`BookProof.ChapterLorentzRealRep.WHalf_invariant` (S : Matrix (Fin 4) (Fin 4) ℤ) (hS : S ∈ Omega) : WHalf.map (conjL (castR S) (castR (cinv S))) ≤ WHalf

Proved

BookProof.ChapterLorentzRealRep.WHalf_invariant

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

theoremstimepiece

Prove the following Lean 4 theorem from ChapterLorentzRealRep.

BookProof.ChapterLorentzRealRep.WHalf_invariant (S : Matrix (Fin 4) (Fin 4) ℤ) (hS : S ∈ Omega) : WHalf.map (conjL (castR S) (castR (cinv S))) ≤ WHalf

Formalization note: Lean 4 identifier BookProof.ChapterLorentzRealRep.WHalf_invariant.

Preamble

-- Generated from ChapterLorentzRealRep.lean — theorem BookProof.ChapterLorentzRealRep.WHalf_invariant
import Definitions.Def_ChapterA3
import Definitions.Def_ChapterPinOmega
import Mathlib
import Definitions.Def_ChapterLorentzRealRep
import Definitions.Def_ChapterPinDoubleCover
open BookProof.ChapterLorentzRealRep


open Matrix


open BookProof.ChapterA3 BookProof.ChapterPinOmega

Formal statement

theorem BookProof.ChapterLorentzRealRep.WHalf_invariant (S : Matrix (Fin 4) (Fin 4) ℤ) (hS : S ∈ Omega) :
    WHalf.map (conjL (castR S) (castR (cinv S))) ≤ WHalf := by sorry

View graph