Prove2Me

`BookProof.ChapterSolidHarmonic.contDiff_angularIm` (u v : E) (μ : ℕ) : ContDiff ℝ 2 (angularIm u v μ)

Proved
BookProof.ChapterSolidHarmonic.contDiff_angularIm

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

theoremstimepiece

Prove the following Lean 4 theorem from ChapterSolidHarmonic.

BookProof.ChapterSolidHarmonic.contDiff_angularIm (u v : E) (μ : ℕ) : ContDiff ℝ 2 (angularIm u v μ)

Formalization note: Lean 4 identifier BookProof.ChapterSolidHarmonic.contDiff_angularIm.

Preamble
-- Generated from ChapterSolidHarmonic.lean — theorem BookProof.ChapterSolidHarmonic.contDiff_angularIm
import Definitions.Def_ChapterRadialLaplacian
import Definitions.Def_ChapterLaplacianProduct
import Definitions.Def_ChapterSolidHarmonicTools
import Definitions.Def_ChapterLegendrePolynomial
import Mathlib
import Definitions.Def_ChapterSolidHarmonic
open BookProof.ChapterSolidHarmonic



open Laplacian InnerProductSpace Polynomial
open BookProof.ChapterRadialLaplacian BookProof.ChapterLaplacianProduct
open BookProof.ChapterSolidHarmonicTools BookProof.ChapterLegendrePolynomial
open scoped RealInnerProductSpace

variable {E : Type*} [NormedAddCommGroup E] [InnerProductSpace ℝ E] [FiniteDimensional ℝ E]
Formal statement
theorem BookProof.ChapterSolidHarmonic.contDiff_angularIm (u v : E) (μ : ℕ) : ContDiff ℝ 2 (angularIm u v μ) := by sorry

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