`BookProof.FourierMultiplierEsa.contDiff_mixedSymbolFn` (a c : ι → ℝ) (w : ι → V) (κ : ℝ) : ContDiff ℝ ((⊤ : ℕ∞) : WithTop ℕ∞) (mixedSymbolFn a c w κ)
ProvedBookProof.FourierMultiplierEsa.contDiff_mixedSymbolFntheoremstimepiece
Prove the following Lean 4 theorem from ChapterFourierMultiplierEsa.
BookProof.FourierMultiplierEsa.contDiff_mixedSymbolFn (a c : ι → ℝ) (w : ι → V) (κ : ℝ) : ContDiff ℝ ((⊤ : ℕ∞) : WithTop ℕ∞) (mixedSymbolFn a c w κ)
Formalization note: Lean 4 identifier BookProof.FourierMultiplierEsa.contDiff_mixedSymbolFn.
Preamble
-- Generated from ChapterFourierMultiplierEsa.lean — theorem BookProof.FourierMultiplierEsa.contDiff_mixedSymbolFn
import Mathlib
import Definitions.Def_ChapterFourierMultiplierEsa
import Definitions.Def_ChapterStrichartzWave
open BookProof.StrichartzWave
open BookProof.FourierMultiplierEsa
open MeasureTheory SchwartzMap FourierTransform ComplexInnerProductSpace LineDeriv
open BookProof.StrichartzWave
variable {V : Type*} [NormedAddCommGroup V] [InnerProductSpace ℝ V] [FiniteDimensional ℝ V]
[MeasurableSpace V] [BorelSpace V]
variable {ι : Type*} [Fintype ι]Formal statement
theorem BookProof.FourierMultiplierEsa.contDiff_mixedSymbolFn (a c : ι → ℝ) (w : ι → V) (κ : ℝ) :
ContDiff ℝ ((⊤ : ℕ∞) : WithTop ℕ∞) (mixedSymbolFn a c w κ) := by sorry