The Lean 4 theorem `isBand2_weylProd` in the `ChapterHermiteBandCalculus` chapter of the timepiece formalization

-- Generated from ChapterHermiteBandCalculus.lean — theorem BookProof.HermiteBand.isBand2_weylProd
import Mathlib
import Definitions.Def_ChapterHermiteBandCalculus
open BookProof.HermiteBand







noncomputable section

open MvPolynomial BookProof.HermiteProductCore BookProof.HermiteProductBasis

variable {d : ℕ}

























open BookProof.NavierStokesFlow.DifferentialL2 BookProof.FullQuadratic

theorem BookProof.HermiteBand.isBand2_weylProd {S T : MvPolynomial (Fin d) ℂ →ₗ[ℂ] MvPolynomial (Fin d) ℂ}
    (hS : IsBand1 S) (hT : IsBand1 T) :
    IsBand2 (BookProof.YangMillsHermite.weylProd S T) := by sorry