Prove2Me

`BookProof.ChapterWignerLittleGroup.nullTranslations_mul` (b b' : ℂ) : nullElt 1 b * nullElt 1 b' = nullElt 1 (b + b')

Proved
BookProof.ChapterWignerLittleGroup.nullTranslations_mul

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

theoremstimepiece

Prove the following Lean 4 theorem from ChapterWignerLittleGroup.

BookProof.ChapterWignerLittleGroup.nullTranslations_mul (b b' : ℂ) : nullElt 1 b * nullElt 1 b' = nullElt 1 (b + b')

Formalization note: Lean 4 identifier BookProof.ChapterWignerLittleGroup.nullTranslations_mul.

Preamble
-- Generated from ChapterWignerLittleGroup.lean — theorem BookProof.ChapterWignerLittleGroup.nullTranslations_mul
import Mathlib
import Definitions.Def_ChapterWignerLittleGroup
open BookProof.ChapterWignerLittleGroup


open Matrix Complex
Formal statement
theorem BookProof.ChapterWignerLittleGroup.nullTranslations_mul (b b' : ℂ) :
    nullElt 1 b * nullElt 1 b' = nullElt 1 (b + b') := by sorry

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