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Actual PBPS reflected resolvent: common compact smooth graph

Samplinglib authored actual compact ordinary smooth graph prerequisite to Chen, Chewi, Lu and Zhang AppendixC.1/SPHMC4.1 covariance-upper route; not a quoted numbered theorem or weighted core/BL/main result.

arXiv:2609.06905v1 · PBPS arXiv:2609.06905v1 Section2.2 actual reflected conditional law and AppendixC.1 omitted analytic gradient-domain prerequisite; SPHMC arXiv:2609.06906v1 Section4.1 covariance-upper/BL prerequisite only. Authored compact ordinary-volume smooth graph approximation, not a quoted numbered theorem. · faithful paraphrase

Complete source statement (Samplinglib restatement)

Construct common R/S; for each y fix original D_y before epsilon/f, choose ONE u before ALL C2 compact chi. Retain original exact D graph, dense/closable/closed properties, all-domain positive-epsilon variational identity, ordinary locally integrable u/G, all-C1 compact directional weak-gradient identities, local squared-r integrability, compact-volumeL2 of u/G/r, original all-C2 PDE, and all actual localized volumeL2/support/first/second weak identities. The actual volumeL2 properties are retained; actual vL/FL/gradL quotient classes are returned with all three AE links and bind the simultaneous limits. For each cutoff apply the shared actual producer: Derive one real Schwartz sequence phi_n with one common outer compact Kprime containing every tsupport(phi_n), chosen before all n and all three limits. Actual volumeL2 classes of phi_n converge to v; actual classical gradient(phi_n) is MemLp2 and its class converges to the actual Gchi; actual Laplacian(phi_n) classes converge to Fchi. Every phi_n is C-infinity and compactly supported. The same sequence realizes all limits. Kprime need not equal K. No classical derivatives of rough v, real Hessian family, quantitative source complexity constant or weighted operator core is claimed.

  • Same finite real Hilbert/Borel/canonical-volume structure including dimension zero. V is C2, alpha/beta NNReal, 0<alpha<=beta, all-point/all-vector alpha I<=Hess V<=beta I; eta>0 and beta*eta<=1.
  • True augmentation J=(x,x+sqrt(eta)*xi)#(mu*standardGaussian), common actual disintegrating probability kernels R/S, S_y=(2x-y)#R_y=volume.tilted(-W_y), W_y(z)=V((y+z)/2)+norm(z-y)^2/(8eta), and actual positive integrable partitions are derived from accepted parents. Reflected/RGO laws/operators and quarter Hessian/fourfold Dirichlet scaling remain distinct.
  • Original dense closable compact-smooth gradient D_y with closed closure is fixed before epsilon/forcing. For every epsilon>0 and f in L2(S_y), choose ONE actual u before ALL C2 compact cutoffs chi. Derive the actual v=chi*u, Gchi=chi*D.closure(u)+u*gradientchi and Fchi=chi*r+2inner(gradientchi,D.closure(u))+u*Deltachi, r=epsilon*u+inner(gradientW,D.closure(u))-f; all required volumeL2/support/weak equations are genuine parent conclusions.

Actual PBPS reflected resolvent: common compact smooth graph

\[\exists R,S\ \forall y\ \exists D_y\ \forall\varepsilon>0,f\ \exists u\ \forall\chi\in C_c^2\ \exists K\prime,(\varphi_n):\quad(\varphi_n,\nabla\varphi_n,\Delta\varphi_n)\to(\chi u,\chi G+u\nabla\chi,F_\chi)\ \text{in ordinary }L^2.\]

Read the formalized proofs

Each statement and proof below has its own closed Lean disclosure. Samplinglib parents, Mathlib calls and external mathematical sources are distinguished in each proof.

Samplinglib mathematical lesson

Actual PBPS reflected resolvent: common compact smooth graph

AutoSamplingTheory.ExampleCases.ProximalBPS.ConditionalCompactSmoothGraph.conditional_compact_smooth_graph · theorem · Teaching coverage

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Mathematical statement

Construct common R/S; for each y fix original D_y before epsilon/f, choose ONE u before ALL C2 compact chi. Retain original exact D graph, dense/closable/closed properties, all-domain positive-epsilon variational identity, ordinary locally integrable u/G, all-C1 compact directional weak-gradient identities, local squared-r integrability, compact-volumeL2 of u/G/r, original all-C2 PDE, and all actual localized volumeL2/support/first/second weak identities. The actual volumeL2 properties are retained; actual vL/FL/gradL quotient classes are returned with all three AE links and bind the simultaneous limits. For each cutoff apply the shared actual producer: Derive one real Schwartz sequence phi_n with one common outer compact Kprime containing every tsupport(phi_n), chosen before all n and all three limits. Actual volumeL2 classes of phi_n converge to v; actual classical gradient(phi_n) is MemLp2 and its class converges to the actual Gchi; actual Laplacian(phi_n) classes converge to Fchi. Every phi_n is C-infinity and compactly supported. The same sequence realizes all limits. Kprime need not equal K. No classical derivatives of rough v, real Hessian family, quantitative source complexity constant or weighted operator core is claimed.

\[\exists R,S\ \forall y\ \exists D_y\ \forall\varepsilon>0,f\ \exists u\ \forall\chi\in C_c^2\ \exists K\prime,(\varphi_n):\quad(\varphi_n,\nabla\varphi_n,\Delta\varphi_n)\to(\chi u,\chi G+u\nabla\chi,F_\chi)\ \text{in ordinary }L^2.\]
Lean statement · conditional_compact_smooth_graph

Construct common R/S; for each y fix original D_y before epsilon/f, choose ONE u before ALL C2 compact chi. Retain original exact D graph, dense/closable/closed properties, all-domain positive-epsilon variational identity, ordinary locally integrable u/G, all-C1 compact directional weak-gradient identities, local squared-r integrability, compact-volumeL2 of u/G/r, original all-C2 PDE, and all actual localized volumeL2/support/first/second weak identities. The actual volumeL2 properties are retained; actual vL/FL/gradL quotient classes are returned with all three AE links and bind the simultaneous limits. For each cutoff apply the shared actual producer: Derive one real Schwartz sequence phi_n with one common outer compact Kprime containing every tsupport(phi_n), chosen before all n and all three limits. Actual volumeL2 classes of phi_n converge to v; actual classical gradient(phi_n) is MemLp2 and its class converges to the actual Gchi; actual Laplacian(phi_n) classes converge to Fchi. Every phi_n is C-infinity and compactly supported. The same sequence realizes all limits. Kprime need not equal K. No classical derivatives of rough v, real Hessian family, quantitative source complexity constant or weighted operator core is claimed.

Braces mark parameters Lean can infer; square brackets request structures such as a measurable space or probability measure. Named hypotheses are mathematical premises, not facts established by this declaration. Section parameters are described in the mathematical hypotheses above; the module link retains their exact source context.

theorem conditional_compact_smooth_graph {E : Type*} [NormedAddCommGroup E] [InnerProductSpace ℝ E]
    [FiniteDimensional ℝ E] [MeasurableSpace E] [BorelSpace E]
    {V : E → ℝ} {α β : NNReal} {η : ℝ}
    (hα : 0 < (α:ℝ)) (hαβ : α ≤ β) (hV : ContDiff ℝ 2 V)
    (hH : ∀ x v : E, (α:ℝ)*‖v‖^2 ≤ (fderiv ℝ (fderiv ℝ V) x v) v ∧
      (fderiv ℝ (fderiv ℝ V) x v) v ≤ (β:ℝ)*‖v‖^2)
    (hη : 0 < η) (hβη : (β:ℝ)*η ≤ 1) :
    let μ := (volume : Measure E).tilted (fun x => -V x)
    let J := Measure.map (fun p : E × E => (p.1,p.1+Real.sqrt η • p.2)) (μ.prod (stdGaussian E))
    let W := fun y u : E => V ((1/2:ℝ) • (y+u)) + ‖u-y‖^2/(8*η)
    ∃ R S : Kernel E E, IsMarkovKernel R ∧ IsMarkovKernel S ∧
      (J.map Prod.swap).IsCondKernel R ∧
      (∀ y, S y = (R y).map (fun x => (2:ℝ) • x-y)) ∧
      ∀ y, S y = (volume : Measure E).tilted (fun u => -W y u) ∧
        ContDiff ℝ 2 (W y) ∧ Integrable (fun u => Real.exp (-W y u)) ∧
        0 < (∫ u, Real.exp (-W y u)) ∧
        ∃ D : Lp ℝ 2 (S y) →ₗ.[ℝ] Lp E 2 (S y),
          Dense (D.domain : Set (Lp ℝ 2 (S y))) ∧ D.IsClosable ∧ D.closure.IsClosed ∧
          (∀ (u : Lp ℝ 2 (S y)) (v : Lp E 2 (S y)), (u,v) ∈ D.graph ↔
            ∃ f : E → ℝ, ContDiff ℝ ∞ f ∧ HasCompactSupport f ∧
              u =ᵐ[S y] f ∧ v =ᵐ[S y] gradient f) ∧
      ∀ (ε : ℝ), 0 < ε → ∀ f : Lp ℝ 2 (S y),
      ∃ u : D.closure.domain,
        (∀ v : D.closure.domain,
          ε * ⟪(u : Lp ℝ 2 (S y)), (v : Lp ℝ 2 (S y))⟫ +
            ⟪D.closure u, D.closure v⟫ = ⟪f, (v : Lp ℝ 2 (S y))⟫) ∧
        LocallyIntegrable (fun x => (u : Lp ℝ 2 (S y)) x) ∧
        LocallyIntegrable (fun x => D.closure u x) ∧
        (∀ ψ : E → ℝ, ContDiff ℝ 1 ψ → HasCompactSupport ψ → ∀ v : E,
          Integrable (fun x => ψ x * inner ℝ (D.closure u x) v) ∧
          Integrable (fun x => (u : Lp ℝ 2 (S y)) x * fderiv ℝ ψ x v) ∧
          (∫ x, ψ x * inner ℝ (D.closure u x) v) =
            - ∫ x, (u : Lp ℝ 2 (S y)) x * fderiv ℝ ψ x v) ∧
        LocallyIntegrable (fun x => ‖ε * (u : Lp ℝ 2 (S y)) x +
          inner ℝ (gradient (W y) x) (D.closure u x) - f x‖ ^ 2) ∧
        (∀ K : Set E, IsCompact K →
          MemLp (fun x => (u : Lp ℝ 2 (S y)) x) 2 (volume.restrict K) ∧
          MemLp (fun x => D.closure u x) 2 (volume.restrict K) ∧
          MemLp (fun x => ε * (u : Lp ℝ 2 (S y)) x +
            inner ℝ (gradient (W y) x) (D.closure u x) - f x) 2 (volume.restrict K)) ∧
        (∀ φ : E → ℝ, ContDiff ℝ 2 φ → HasCompactSupport φ →
          Integrable (fun x => (u : Lp ℝ 2 (S y)) x * Laplacian.laplacian φ x) ∧
          Integrable (fun x => (ε * (u : Lp ℝ 2 (S y)) x +
            inner ℝ (gradient (W y) x) (D.closure u x) - f x) * φ x) ∧
          (∫ x, (u : Lp ℝ 2 (S y)) x * Laplacian.laplacian φ x) =
            ∫ x, (ε * (u : Lp ℝ 2 (S y)) x +
              inner ℝ (gradient (W y) x) (D.closure u x) - f x) * φ x) ∧
        ∀ χ : E → ℝ, ContDiff ℝ 2 χ → HasCompactSupport χ →
    let v := fun x => χ x * (u : Lp ℝ 2 (S y)) x
    let Gχ := fun x => χ x • D.closure u x + (u : Lp ℝ 2 (S y)) x • gradient χ x
    let Fχ := fun x => χ x * (ε * (u : Lp ℝ 2 (S y)) x + inner ℝ (gradient (W y) x) (D.closure u x) - f x) + 2 * inner ℝ (gradient χ x) (D.closure u x) +
      (u : Lp ℝ 2 (S y)) x * Laplacian.laplacian χ x
    MemLp v 2 volume ∧ MemLp Gχ 2 volume ∧ MemLp Fχ 2 volume ∧
    tsupport v ⊆ tsupport χ ∧ tsupport Gχ ⊆ tsupport χ ∧ tsupport Fχ ⊆ tsupport χ ∧
    (∀ ψ : E → ℝ, ContDiff ℝ 1 ψ → HasCompactSupport ψ → ∀ a : E,
      Integrable (fun x => ψ x * inner ℝ (Gχ x) a) ∧
      Integrable (fun x => v x * fderiv ℝ ψ x a) ∧
      (∫ x, ψ x * inner ℝ (Gχ x) a) = -∫ x, v x * fderiv ℝ ψ x a) ∧
    (∀ ψ : E → ℝ, ContDiff ℝ 2 ψ → HasCompactSupport ψ →
      Integrable (fun x => v x * Laplacian.laplacian ψ x) ∧
      Integrable (fun x => Fχ x * ψ x) ∧
      (∫ x, v x * Laplacian.laplacian ψ x) = ∫ x, Fχ x * ψ x) ∧
    ∃ vL FL : Lp ℝ 2 (volume : Measure E), ∃ gradL : Lp E 2 (volume : Measure E),
      vL =ᵐ[volume] v ∧ FL =ᵐ[volume] Fχ ∧ gradL =ᵐ[volume] Gχ ∧
      ∃ K' : Set E, IsCompact K' ∧ ∃ φ : ℕ → SchwartzMap E ℝ,
        (∀ n : ℕ, tsupport (φ n) ⊆ K') ∧
        Filter.Tendsto (fun n : ℕ => (φ n).toLp 2 volume) Filter.atTop (𝓝 vL) ∧
        ∃ hφG : ∀ n : ℕ, MemLp (gradient (φ n : E → ℝ)) 2 volume,
          Filter.Tendsto (fun n : ℕ => (hφG n).toLp (gradient (φ n : E → ℝ)))
            Filter.atTop (𝓝 gradL) ∧
          Filter.Tendsto (fun n : ℕ => (Laplacian.laplacian (φ n)).toLp 2 volume)
            Filter.atTop (𝓝 FL)

Exact module and namespace context

Proof roadmap

  1. 1Keep true augmentation and reflected source law

    Consume ConditionalLocalizedResolvent with exact C2 curvature/eta-cap inputs. Retain actual common Markov/disintegrating kernels, reflection, C2 reflected potential and positive integrable partition; no RGO operator substitution.

  2. 2Keep original D before epsilon/f and one u before all chi

    Preserve the actual dense closable original compact-smooth graph and closed closure. Extract ONE actual positive-epsilon resolvent u with all-domain variational and original ordinary weak/local facts before ALL real C2 compact cutoffs.

  3. 3Derive the real localized graph inputs from this same u

    Extract all three true volumeL2 proofs and support inclusions plus all-C1 weak-gradient and all-C2 weakPoisson identities for actual v/Gchi/Fchi. Actual vL/FL/gradL quotient classes with AE links bind the limits; they add no mathematical premise.

  4. 4Construct the actual common compact smooth sequence

    Apply the new shared producer at K=tsupport chi and every genuinely derived input. It constructs one real smooth sequence/common outer compact and all three ordinary-volume limits; source does not supply a graph-density or final approximation certificate.

  5. 5Exercise source consumer with a nonquadratic potential and non-smooth-all-orders cutoff

    The Test uses V(x)=3x^2/8+sin(x)/8, curvature[1/2,1], eta in(0,1], true commonR/S/originalD/all epsilon/f. Its compact cutoff rho(x)*(x^2)^(5/2) is certified C2 and need not be C-infinity; extract the actual same-u localized equations and all three same-sequence limits from this consumer.

  6. 6Keep the original truth boundary

    Approximation is ordinary volume on each fixed compact localization. No jointly measurable fiberwise sequence selector, weighted original D-domain/core, unlocalized generator/Bochner, BL/Poincare or full main/composition is inferred. TV proximity does not transfer unbounded expected cost.

Full assumptions and notation

All objects and hypotheses

  • Same finite real Hilbert/Borel/canonical-volume structure including dimension zero. V is C2, alpha/beta NNReal, 0<alpha≤beta, all-point/all-vector alpha I≤Hess V≤beta I; eta>0 and beta*eta≤1.
  • True augmentation J=(x,x+sqrt(eta)*xi)#(mu*standardGaussian), common actual disintegrating probability kernels R/S, S_y=(2x-y)#R_y=volume.tilted(-W_y), W_y(z)=V((y+z)/2)+norm(z-y)^2/(8eta), and actual positive integrable partitions are derived from accepted parents. Reflected/RGO laws/operators and quarter Hessian/fourfold Dirichlet scaling remain distinct.
  • Original dense closable compact-smooth gradient D_y with closed closure is fixed before epsilon/forcing. For every epsilon>0 and f in L2(S_y), choose ONE actual u before ALL C2 compact cutoffs chi. Derive the actual v=chi*u, Gchi=chi*D.closure(u)+u*gradientchi and Fchi=chi*r+2inner(gradientchi,D.closure(u))+u*Deltachi, r=epsilon*u+inner(gradientW,D.closure(u))-f; all required volumeL2/support/weak equations are genuine parent conclusions.

Mathematical proof

1. Keep true augmentation and reflected source law

Consume ConditionalLocalizedResolvent with exact C2 curvature/eta-cap inputs. Retain actual common Markov/disintegrating kernels, reflection, C2 reflected potential and positive integrable partition; no RGO operator substitution.

\[S_y=(2x-y)_\#R_y=Z_y^{-1}e^{-W_y}dz.\]
Corresponding Lean step

ConditionalLocalizedResolvent.conditional_localized_resolvent

2. Keep original D before epsilon/f and one u before all chi

Preserve the actual dense closable original compact-smooth graph and closed closure. Extract ONE actual positive-epsilon resolvent u with all-domain variational and original ordinary weak/local facts before ALL real C2 compact cutoffs.

\[\forall y\ \exists D_y\ \forall\varepsilon>0,f\ \exists u\ \forall\chi\in C_c^2.\]
Corresponding Lean step

hsolve; hu,huL,hGL,hd,hr2,hl,hp

3. Derive the real localized graph inputs from this same u

Extract all three true volumeL2 proofs and support inclusions plus all-C1 weak-gradient and all-C2 weakPoisson identities for actual v/Gchi/Fchi. Actual vL/FL/gradL quotient classes with AE links bind the limits; they add no mathematical premise.

\[v=\chi u,\quad G_\chi=\chi G+u\nabla\chi,\quad F_\chi=\chi r+2\langle\nabla\chi,G\rangle+u\Delta\chi.\]
Corresponding Lean step

hcut; hv,hg,hf,hvs,hgs,hfs,hfirst,hsecond; vL/FL/gradL with AE links

4. Construct the actual common compact smooth sequence

Apply the new shared producer at K=tsupport chi and every genuinely derived input. It constructs one real smooth sequence/common outer compact and all three ordinary-volume limits; source does not supply a graph-density or final approximation certificate.

\[\exists K\prime,(\varphi_n)\quad(\varphi_n,\nabla\varphi_n,\Delta\varphi_n)\to(v,G_\chi,F_\chi).\]
Corresponding Lean step

CompactPoissonSmoothGraph.compact_weak_poisson_smooth_graph_approximation

5. Exercise source consumer with a nonquadratic potential and non-smooth-all-orders cutoff

The Test uses V(x)=3x^2/8+sin(x)/8, curvature[1/2,1], eta in(0,1], true commonR/S/originalD/all epsilon/f. Its compact cutoff rho(x)*(x^2)^(5/2) is certified C2 and need not be C-infinity; extract the actual same-u localized equations and all three same-sequence limits from this consumer.

\[\chi(x)=\rho(x)(x^2)^{5/2},\quad\varphi_n\in C_c^\infty(K\prime),\quad\nabla\varphi_n\to G_\chi.\]
Corresponding Lean step

Tests.CompactPoissonSmoothGraph.actual_c2_cutoff_smooth_graph

6. Keep the original truth boundary

Approximation is ordinary volume on each fixed compact localization. No jointly measurable fiberwise sequence selector, weighted original D-domain/core, unlocalized generator/Bochner, BL/Poincare or full main/composition is inferred. TV proximity does not transfer unbounded expected cost.

\[\text{actual compact ordinary graph prerequisite};\quad\text{weighted core/BL/main/composition open}.\]
Corresponding Lean step

conditional_compact_smooth_graph

Lean verification

The exact proof begins folded immediately after the mathematical argument; the statement is folded beside the claim above.

Lean proof · conditional_compact_smooth_graph

Keep true augmentation and reflected source law; Keep original D before epsilon/f and one u before all chi; Derive the real localized graph inputs from this same u; Construct the actual common compact smooth sequence; Exercise source consumer with a nonquadratic potential and non-smooth-all-orders cutoff; Keep the original truth boundary

Braces mark parameters Lean can infer; square brackets request structures such as a measurable space or probability measure. Named hypotheses are mathematical premises, not facts established by this declaration. Section parameters are described in the mathematical hypotheses above; the module link retains their exact source context.

Download module (.lean)
theorem conditional_compact_smooth_graph {E : Type*} [NormedAddCommGroup E] [InnerProductSpace ℝ E]
    [FiniteDimensional ℝ E] [MeasurableSpace E] [BorelSpace E]
    {V : E → ℝ} {α β : NNReal} {η : ℝ}
    (hα : 0 < (α:ℝ)) (hαβ : α ≤ β) (hV : ContDiff ℝ 2 V)
    (hH : ∀ x v : E, (α:ℝ)*‖v‖^2 ≤ (fderiv ℝ (fderiv ℝ V) x v) v ∧
      (fderiv ℝ (fderiv ℝ V) x v) v ≤ (β:ℝ)*‖v‖^2)
    (hη : 0 < η) (hβη : (β:ℝ)*η ≤ 1) :
    let μ := (volume : Measure E).tilted (fun x => -V x)
    let J := Measure.map (fun p : E × E => (p.1,p.1+Real.sqrt η • p.2)) (μ.prod (stdGaussian E))
    let W := fun y u : E => V ((1/2:ℝ) • (y+u)) + ‖u-y‖^2/(8*η)
    ∃ R S : Kernel E E, IsMarkovKernel R ∧ IsMarkovKernel S ∧
      (J.map Prod.swap).IsCondKernel R ∧
      (∀ y, S y = (R y).map (fun x => (2:ℝ) • x-y)) ∧
      ∀ y, S y = (volume : Measure E).tilted (fun u => -W y u) ∧
        ContDiff ℝ 2 (W y) ∧ Integrable (fun u => Real.exp (-W y u)) ∧
        0 < (∫ u, Real.exp (-W y u)) ∧
        ∃ D : Lp ℝ 2 (S y) →ₗ.[ℝ] Lp E 2 (S y),
          Dense (D.domain : Set (Lp ℝ 2 (S y))) ∧ D.IsClosable ∧ D.closure.IsClosed ∧
          (∀ (u : Lp ℝ 2 (S y)) (v : Lp E 2 (S y)), (u,v) ∈ D.graph ↔
            ∃ f : E → ℝ, ContDiff ℝ ∞ f ∧ HasCompactSupport f ∧
              u =ᵐ[S y] f ∧ v =ᵐ[S y] gradient f) ∧
      ∀ (ε : ℝ), 0 < ε → ∀ f : Lp ℝ 2 (S y),
      ∃ u : D.closure.domain,
        (∀ v : D.closure.domain,
          ε * ⟪(u : Lp ℝ 2 (S y)), (v : Lp ℝ 2 (S y))⟫ +
            ⟪D.closure u, D.closure v⟫ = ⟪f, (v : Lp ℝ 2 (S y))⟫) ∧
        LocallyIntegrable (fun x => (u : Lp ℝ 2 (S y)) x) ∧
        LocallyIntegrable (fun x => D.closure u x) ∧
        (∀ ψ : E → ℝ, ContDiff ℝ 1 ψ → HasCompactSupport ψ → ∀ v : E,
          Integrable (fun x => ψ x * inner ℝ (D.closure u x) v) ∧
          Integrable (fun x => (u : Lp ℝ 2 (S y)) x * fderiv ℝ ψ x v) ∧
          (∫ x, ψ x * inner ℝ (D.closure u x) v) =
            - ∫ x, (u : Lp ℝ 2 (S y)) x * fderiv ℝ ψ x v) ∧
        LocallyIntegrable (fun x => ‖ε * (u : Lp ℝ 2 (S y)) x +
          inner ℝ (gradient (W y) x) (D.closure u x) - f x‖ ^ 2) ∧
        (∀ K : Set E, IsCompact K →
          MemLp (fun x => (u : Lp ℝ 2 (S y)) x) 2 (volume.restrict K) ∧
          MemLp (fun x => D.closure u x) 2 (volume.restrict K) ∧
          MemLp (fun x => ε * (u : Lp ℝ 2 (S y)) x +
            inner ℝ (gradient (W y) x) (D.closure u x) - f x) 2 (volume.restrict K)) ∧
        (∀ φ : E → ℝ, ContDiff ℝ 2 φ → HasCompactSupport φ →
          Integrable (fun x => (u : Lp ℝ 2 (S y)) x * Laplacian.laplacian φ x) ∧
          Integrable (fun x => (ε * (u : Lp ℝ 2 (S y)) x +
            inner ℝ (gradient (W y) x) (D.closure u x) - f x) * φ x) ∧
          (∫ x, (u : Lp ℝ 2 (S y)) x * Laplacian.laplacian φ x) =
            ∫ x, (ε * (u : Lp ℝ 2 (S y)) x +
              inner ℝ (gradient (W y) x) (D.closure u x) - f x) * φ x) ∧
        ∀ χ : E → ℝ, ContDiff ℝ 2 χ → HasCompactSupport χ →
    let v := fun x => χ x * (u : Lp ℝ 2 (S y)) x
    let Gχ := fun x => χ x • D.closure u x + (u : Lp ℝ 2 (S y)) x • gradient χ x
    let Fχ := fun x => χ x * (ε * (u : Lp ℝ 2 (S y)) x + inner ℝ (gradient (W y) x) (D.closure u x) - f x) + 2 * inner ℝ (gradient χ x) (D.closure u x) +
      (u : Lp ℝ 2 (S y)) x * Laplacian.laplacian χ x
    MemLp v 2 volume ∧ MemLp Gχ 2 volume ∧ MemLp Fχ 2 volume ∧
    tsupport v ⊆ tsupport χ ∧ tsupport Gχ ⊆ tsupport χ ∧ tsupport Fχ ⊆ tsupport χ ∧
    (∀ ψ : E → ℝ, ContDiff ℝ 1 ψ → HasCompactSupport ψ → ∀ a : E,
      Integrable (fun x => ψ x * inner ℝ (Gχ x) a) ∧
      Integrable (fun x => v x * fderiv ℝ ψ x a) ∧
      (∫ x, ψ x * inner ℝ (Gχ x) a) = -∫ x, v x * fderiv ℝ ψ x a) ∧
    (∀ ψ : E → ℝ, ContDiff ℝ 2 ψ → HasCompactSupport ψ →
      Integrable (fun x => v x * Laplacian.laplacian ψ x) ∧
      Integrable (fun x => Fχ x * ψ x) ∧
      (∫ x, v x * Laplacian.laplacian ψ x) = ∫ x, Fχ x * ψ x) ∧
    ∃ vL FL : Lp ℝ 2 (volume : Measure E), ∃ gradL : Lp E 2 (volume : Measure E),
      vL =ᵐ[volume] v ∧ FL =ᵐ[volume] Fχ ∧ gradL =ᵐ[volume] Gχ ∧
      ∃ K' : Set E, IsCompact K' ∧ ∃ φ : ℕ → SchwartzMap E ℝ,
        (∀ n : ℕ, tsupport (φ n) ⊆ K') ∧
        Filter.Tendsto (fun n : ℕ => (φ n).toLp 2 volume) Filter.atTop (𝓝 vL) ∧
        ∃ hφG : ∀ n : ℕ, MemLp (gradient (φ n : E → ℝ)) 2 volume,
          Filter.Tendsto (fun n : ℕ => (hφG n).toLp (gradient (φ n : E → ℝ)))
            Filter.atTop (𝓝 gradL) ∧
          Filter.Tendsto (fun n : ℕ => (Laplacian.laplacian (φ n)).toLp 2 volume)
            Filter.atTop (𝓝 FL) := by
  obtain ⟨R,S,hR,hS,hcond,hSR,hfiber⟩ :=
    AutoSamplingTheory.ExampleCases.ProximalBPS.ConditionalLocalizedResolvent.conditional_localized_resolvent hα hαβ hV hH hη hβη
  dsimp only
  refine ⟨R,S,hR,hS,hcond,hSR,?_⟩
  intro y
  obtain ⟨hSy,hW,hI,hZ,D,hDense,hClose,hClosed,hgraph,hsolve⟩ := hfiber y
  refine ⟨hSy,hW,hI,hZ,D,hDense,hClose,hClosed,hgraph,?_⟩
  intro ε hε f
  obtain ⟨u,hu,huL,hgradL,hd,hr2,hl,hp,hcut⟩ := hsolve ε hε f
  refine ⟨u,hu,huL,hgradL,hd,hr2,hl,hp,?_⟩
  intro χ hχ hc
  obtain ⟨hv,hg,hf,hvs,hgs,hfs,hfirst,hsecond⟩ := hcut χ hχ hc
  refine ⟨hv,hg,hf,hvs,hgs,hfs,hfirst,hsecond,?_⟩
  obtain ⟨K',hK',φ,hφs,hφv,hφG,hφgrad,hφF⟩ :=
    AutoSamplingTheory.TechnicalLemmas.FunctionalInequalities.CompactPoissonSmoothGraph.compact_weak_poisson_smooth_graph_approximation
    (fun x => χ x * (u : Lp ℝ 2 (S y)) x)
    (fun x => χ x * (ε * (u : Lp ℝ 2 (S y)) x +
      inner ℝ (gradient (fun z => V ((1/2:ℝ) • (y+z)) + ‖z-y‖^2/(8*η)) x)
        (D.closure u x) - f x) + 2 * inner ℝ (gradient χ x) (D.closure u x) +
      (u : Lp ℝ 2 (S y)) x * Laplacian.laplacian χ x)
    (fun x => χ x • D.closure u x + (u : Lp ℝ 2 (S y)) x • gradient χ x)
    (tsupport χ) hc hvs hfs hgs hv hf hg hfirst hsecond

  exact ⟨hv.toLp _,hf.toLp _,hg.toLp _,hv.coeFn_toLp,hf.coeFn_toLp,hg.coeFn_toLp,
    K',hK',φ,hφs,hφv,hφG,hφgrad,hφF⟩

end AutoSamplingTheory.ExampleCases.ProximalBPS.ConditionalCompactSmoothGraph

Exact module and namespace context

Source assumptions versus formal assumptions

SourceActual LeanDifference kindWhy it matters
Source C2 curvature-bounded reflected conditional route.Same finite real Hilbert/Borel/canonical-volume structure including dimension zero. V is C2, alpha/beta NNReal, 0<alpha<=beta, all-point/all-vector alpha I<=Hess V<=beta I; eta>0 and beta*eta<=1. True augmentation J=(x,x+sqrt(eta)*xi)#(mu*standardGaussian), common actual disintegrating probability kernels R/S, S_y=(2x-y)#R_y=volume.tilted(-W_y), W_y(z)=V((y+z)/2)+norm(z-y)^2/(8eta), and actual positive integrable partitions are derived from accepted parents. Reflected/RGO laws/operators and quarter Hessian/fourfold Dirichlet scaling remain distinct. Original dense closable compact-smooth gradient D_y with closed closure is fixed before epsilon/forcing. For every epsilon>0 and f in L2(S_y), choose ONE actual u before ALL C2 compact cutoffs chi. Derive the actual v=chi*u, Gchi=chi*D.closure(u)+u*gradientchi and Fchi=chi*r+2inner(gradientchi,D.closure(u))+u*Deltachi, r=epsilon*u+inner(gradientW,D.closure(u))-f; all required volumeL2/support/weak equations are genuine parent conclusions.source-implicitGeneric weak-gradient/PDE compact graph interface is disclosed; actual source V C2/curvature/eta and reflected law/ordinary volume retained including zero dimension.
Smooth-test/density analytic details omitted in AppendixC.1; no Laplacian graph sequence supplied.Construct common R/S; for each y fix original D_y before epsilon/f, choose ONE u before ALL C2 compact chi. Retain original exact D graph, dense/closable/closed properties, all-domain positive-epsilon variational identity, ordinary locally integrable u/G, all-C1 compact directional weak-gradient identities, local squared-r integrability, compact-volumeL2 of u/G/r, original all-C2 PDE, and all actual localized volumeL2/support/first/second weak identities. The actual volumeL2 properties are retained; actual vL/FL/gradL quotient classes are returned with all three AE links and bind the simultaneous limits. For each cutoff apply the shared actual producer: Derive one real Schwartz sequence phi_n with one common outer compact Kprime containing every tsupport(phi_n), chosen before all n and all three limits. Actual volumeL2 classes of phi_n converge to v; actual classical gradient(phi_n) is MemLp2 and its class converges to the actual Gchi; actual Laplacian(phi_n) classes converge to Fchi. Every phi_n is C-infinity and compactly supported. The same sequence realizes all limits. Kprime need not equal K. No classical derivatives of rough v, real Hessian family, quantitative source complexity constant or weighted operator core is claimed.source-implicitDerive actual Bessel witness, chosen continuous spectral maps, original real-gradient identification and one common compact triple-limit sequence; no final approximation/core certificate assumed.
Poincare/macroscopic extension and SPHMC4.1 BL covariance bound.Derive one real smooth sequence with common outer compact support and simultaneous actual ordinary-volume L2 function/gradient/Laplacian limits for v=chi*u, g=chi*G+u*gradientchi, F=chi*r+2inner(gradientchi,G)+u*laplacianchi. Same original D before epsilon/f, same u before ALL cutoffs. No supplied graph-density/approximation/mixedHessian/core certificate, no classical rough derivatives, no weighted-domain/operator-core/globalcutoff/Bochner/BL/Poincare/jointmeasurablechoice/main/composition claim. Reflected/RGO quarter Hessian and fourfold energy kept distinct; TV never transfers unbounded cost.unresolvedFixed compact ordinary-volume graph approximation does not establish weighted generator domain/core, global cutoff removal/Bochner, epsilon0, source full4.1 or either main/composition.

Derive one real smooth sequence with common outer compact support and simultaneous actual ordinary-volume L2 function/gradient/Laplacian limits for v=chi*u, g=chi*G+u*gradientchi, F=chi*r+2inner(gradientchi,G)+u*laplacianchi. Same original D before epsilon/f, same u before ALL cutoffs. No supplied graph-density/approximation/mixedHessian/core certificate, no classical rough derivatives, no weighted-domain/operator-core/globalcutoff/Bochner/BL/Poincare/jointmeasurablechoice/main/composition claim. Reflected/RGO quarter Hessian and fourfold energy kept distinct; TV never transfers unbounded cost.

Encoder–denoiser: accepted · equivalent-after-elaboration

A generalization is not a source correction. Proposed missing conditions require separate independent repair review. No proposed repair silently changes the original theorem.

Scope and omitted-condition boundaries
  • Derive one real smooth sequence with common outer compact support and simultaneous actual ordinary-volume L2 function/gradient/Laplacian limits for v=chi*u, g=chi*G+u*gradientchi, F=chi*r+2inner(gradientchi,G)+u*laplacianchi. Same original D before epsilon/f, same u before ALL cutoffs. No supplied graph-density/approximation/mixedHessian/core certificate, no classical rough derivatives, no weighted-domain/operator-core/globalcutoff/Bochner/BL/Poincare/jointmeasurablechoice/main/composition claim. Reflected/RGO quarter Hessian and fourfold energy kept distinct; TV never transfers unbounded cost.
Sources, dependencies, and reuse

Source and reuse

Samplinglib parents called

Mathlib API called (external library)

No direct Mathlib call recorded; see the Samplinglib parents.

Mathematical sources

  • PBPS AppendixC.1 authored analytic prerequisite — Derive one real smooth sequence with common outer compact support and simultaneous actual ordinary-volume L2 function/gradient/Laplacian limits for v=chi*u, g=chi*G+u*gradientchi, F=chi*r+2inner(gradientchi,G)+u*laplacianchi. Same original D before epsilon/f, same u before ALL cutoffs. No supplied graph-density/approximation/mixedHessian/core certificate, no classical rough derivatives, no weighted-domain/operator-core/globalcutoff/Bochner/BL/Poincare/jointmeasurablechoice/main/composition claim. Reflected/RGO quarter Hessian and fourfold energy kept distinct; TV never transfers unbounded cost.

Samplinglib prose is not a quotation or a source-equivalence certificate. Definitions and aliases are explained as constructions, not counted as new mathematical proofs.

Which proof obligations and prerequisites are covered?

  • Independently verified prerequisite Actual common compact smooth function/gradient/Laplacian approximation
  • TODO — not closed by these contributions Original weighted domain/core/global Bochner (remaining)
  • TODO — not closed by these contributions BL/Poincare, full main results/actual-input expected-cost composition (remaining)