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`BookProof.ChapterSuperBracket.sbracket_odd_odd` (a b : R) : sbracket true true a b = a * b + b * a

Proved
BookProof.ChapterSuperBracket.sbracket_odd_odd

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

theoremstimepiece

Prove the following Lean 4 theorem from ChapterSuperBracket.

BookProof.ChapterSuperBracket.sbracket_odd_odd (a b : R) : sbracket true true a b = a * b + b * a

Formalization note: Lean 4 identifier BookProof.ChapterSuperBracket.sbracket_odd_odd.

Preamble
-- Generated from ChapterSuperBracket.lean — theorem BookProof.ChapterSuperBracket.sbracket_odd_odd
import Mathlib
import Definitions.Def_ChapterSuperBracket
open BookProof.ChapterSuperBracket



variable {R : Type*} [Ring R]
Formal statement
theorem BookProof.ChapterSuperBracket.sbracket_odd_odd (a b : R) : sbracket true true a b = a * b + b * a := by sorry

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