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LeanPool.NavierStokesAndEuler.Euler.GevreyCorrectionForcing

The actual differentiated correction forcing and its cutoff-independent nonlinear bound.

The genuine base transport commutator on finite Sobolev fields, with an H⁶-only bound.

The fixed-base transport commutator estimate with only H⁶ velocity norms.

noncomputable def EulerBaseTransportL2.baseTransportConstant (period : ) [Fact (0 < period)] :

The base transport constant depends only on the fixed Sobolev index and cylinder period.

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    The gradient H⁵ sum is controlled by the actual H⁶ norm with a fixed combinatorial factor.

    theorem EulerBaseTransportL2.fieldL2_sum_le (period : ) [Fact (0 < period)] {ι : Type u_1} {F : Type u_2} [NormedAddCommGroup F] (S : Finset ι) (f : ιEulerLiftedGradientSpace.LiftDomain periodF) (hf : iS, MeasureTheory.MemLp (f i) 2 (EulerLiftedGradientSpace.liftMeasure period)) :

    Summing actual L² fields respects the sum of their finite L² norms.

    The literal transport commutator through six base derivatives is in L² and bounded using only the two H⁶ norms.

    Genuine transport as a bounded bilinear map from Sobolev velocity and an H¹ transported field into L².

    The actual product of a bounded Sobolev velocity with the genuine first derivatives of an H¹ field.

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      Transport is the sum of its four literal scalar-times-derivative L² products.

      On the actual lifted velocity coefficients, this is exactly the operator used in metric transport cancellation.

      The bilinear L² transport agrees almost everywhere with the actual classical directional transport.

      Transfer of continuous real inequalities from actual smooth H∞ representatives to finite Sobolev fields.

      Every continuous inequality proved for actual smooth H∞ representatives passes to the genuine finite Sobolev space.

      @[instance_reducible]

      Cache the standard NormedAddCommGroup (SobolevSpace period q) instance to shorten typeclass synthesis.

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        @[instance_reducible]
        noncomputable def EulerSobolevBaseCommutator.baseCommSpace (period : ) [Fact (0 < period)] (q : ) :

        Cache the standard NormedSpace ℝ (SobolevSpace period q) instance to shorten typeclass synthesis.

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          noncomputable def EulerSobolevBaseCommutator.baseCommutator (period : ) [Fact (0 < period)] (r : ) (hr : r 6) (w : Fin rFin 4) (L : Fin 4EulerLiftedGradientSpace.Vector3 →L[] ) (hL : ∀ (i : Fin 4), L i 1) :

          The actual base derivative commutator, evaluated in L² on its genuine H⁷ domain.

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            The actual operands of the finite-Sobolev base commutator.

            Its actual L² representative is the literal classical base derivative commutator.

            theorem EulerSobolevBaseCommutator.baseCommutator_smooth_bound (period : ) [Fact (0 < period)] (r : ) (hr : r 6) (w : Fin rFin 4) (L : Fin 4EulerLiftedGradientSpace.Vector3 →L[] ) (hL : ∀ (i : Fin 4), L i 1) (u v : (EulerCylinderSobolevSpace.SobolevSpace period 7)) (f g : EulerLiftedGradientSpace.LiftDomain periodEulerLiftedGradientSpace.Vector3) (hu : (EulerCylinderSobolevSpace.value period u) =ᵐ[EulerLiftedGradientSpace.liftMeasure period] f) (hv : (EulerCylinderSobolevSpace.value period v) =ᵐ[EulerLiftedGradientSpace.liftMeasure period] g) (hf : ∀ (x : EulerLiftedGradientSpace.LiftDomain period), ContDiff (↑) (EulerMetricTransport.localFieldLift period f x)) (hg : ∀ (x : EulerLiftedGradientSpace.LiftDomain period), ContDiff (↑) (EulerMetricTransport.localFieldLift period g x)) (hfL : ∀ (j : ) (a : Fin jFin 4), MeasureTheory.MemLp (EulerCylinderSobolev.iteratedFieldDerivative period a f) 2 (EulerLiftedGradientSpace.liftMeasure period)) (hgL : ∀ (j : ) (a : Fin jFin 4), MeasureTheory.MemLp (EulerCylinderSobolev.iteratedFieldDerivative period a g) 2 (EulerLiftedGradientSpace.liftMeasure period)) :

            On actual smooth representatives, the base commutator has the H⁶-only norm bound.

            The genuine finite-Sobolev base commutator satisfies the same H⁶-only estimate, with no smoothness hypothesis.

            Summation of the actual base transport commutators with no external-cutoff constant.

            theorem EulerGevreyBaseTransport.restrict_wordAtLevel (period : ) [Fact (0 < period)] {s p q n : } (hq : q p) (w : Fin nFin 4) (hp : n + p s) (u : (EulerCylinderSobolevSpace.SobolevSpace period s)) :

            Restriction commutes with taking an actual derivative word at a lower Sobolev level.

            The exact base derivative sum is contained in every truncated actual Gevrey norm.

            Exact external-word expansion of the actual Gevrey Sobolev sum.

            noncomputable def EulerGevreyBaseTransport.baseTransportForcing (period : ) [Fact (0 < period)] {s : } (N : ) (hN : N + 6 s) (L : Fin 4EulerLiftedGradientSpace.Vector3 →L[] ) (hL : ∀ (i : Fin 4), L i 1) (u v : (EulerCylinderSobolevSpace.SobolevSpace period (s + 1))) :

            The literal base transport forcing at every external and base derivative word.

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              Each base-word forcing family is controlled by the fixed H⁶ norms, with the fixed word-count factor 5461.

              The actual weighted base transport forcing has no external derivative loss or cutoff-dependent coefficient.

              Literal differentiated forcing arrays and their actual finite Gevrey norms.

              theorem EulerGevreyForcingComponents.forcing_le_jetSum (period : ) [Fact (0 < period)] {ι : Type u_1} [Fintype ι] (order : ι) (ρ : ) ( : 0 < ρ) (f : ι(EulerLiftedGradientSpace.LiftL2 period)) (J : (i : ι) → EulerSpatialSobolevInverse.SpatialJet period EulerCylinderSobolev.standardDirection 6 (f i)) :

              A finite family of actual base-word derivatives is controlled by its genuine derivative-sum norm.

              The actual differentiated order-zero source is controlled by its finite weighted Sobolev norm.

              noncomputable def EulerGevreyForcingComponents.externalTransportForcing (period : ) [Fact (0 < period)] {s : } (hs : 6 s) (N : ) (hN : N + 6 s) (L : Fin 4EulerLiftedGradientSpace.Vector3 →L[] ) (hL : ∀ (i : Fin 4), L i 1) (u v : (EulerCylinderSobolevSpace.SobolevSpace period (s + 1))) :

              The literal base derivatives of the external transport commutator.

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                theorem EulerGevreyForcingComponents.externalTransportForcing_bound (period : ) [Fact (0 < period)] {s : } (hs : 6 s) (N : ) (hN : N + 6 s) (ρ : ) ( : 0 < ρ) (L : Fin 4EulerLiftedGradientSpace.Vector3 →L[] ) (hL : ∀ (i : Fin 4), L i 1) (u v : (EulerCylinderSobolevSpace.SobolevSpace period (s + 1))) :

                The actual external transport forcing is bounded by the already proved commutator norm.

                The literal base derivatives of the actual external coefficient-pressure commutator.

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                  The actual differentiated external pressure forcing is controlled by its proved H⁶ commutator sum.

                  At order zero the genuine Sobolev size is exactly the L² norm.

                  The literal base derivative commutator of G with each external pressure derivative.

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                    The actual base pressure forcing is controlled by the previously proved lower-order pressure commutator norm.

                    The seven literal commutator/source terms after external and base differentiation of equation (17). The two pressure arguments are the positive projected inverses; the PDE pressure has the opposite sign.

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                      The triangle inequality for seven actual forcing arrays has coefficient one.

                      theorem EulerGevreyCorrectionForcing.correctionForcing_raw_bound (period : ) [Fact (0 < period)] {s : } (hs : 6 s) {A : EulerSpatialSobolevInverse.SmoothCoefficient period} (K : EulerSpatialSobolevInverse.CoefficientJet period EulerCylinderSobolev.standardDirection s A) (K0 : EulerSpatialSobolevInverse.CoefficientJet period EulerCylinderSobolev.standardDirection 6 A) (N : ) (hN : N + 6 s) (ρ : ) ( : 0 < ρ) (L : Fin 4EulerLiftedGradientSpace.Vector3 →L[] ) (hL : ∀ (i : Fin 4), L i 1) (u v : (EulerCylinderSobolevSpace.SobolevSpace period (s + 1))) (f p0 p1 : (EulerCylinderSobolevSpace.SobolevSpace period s)) :

                      All actual forcing components satisfy their derived bounds on finite Sobolev fields.

                      theorem EulerGevreyCorrectionForcing.correctionForcing_bound (period : ) [Fact (0 < period)] {s : } (hs : 6 s) {A : EulerSpatialSobolevInverse.SmoothCoefficient period} (K : EulerSpatialSobolevInverse.CoefficientJet period EulerCylinderSobolev.standardDirection s A) (K0 : EulerSpatialSobolevInverse.CoefficientJet period EulerCylinderSobolev.standardDirection 6 A) (κ : ) (m : EulerLiftedGradientSpace.Vector3) (c : ) (hc : 0 < c) (hpos : ∀ (x : EulerLiftedGradientSpace.LiftDomain period) (v : EulerLiftedGradientSpace.Vector3), c * v ^ 2 inner ((A.coefficient x) v) v) (N : ) (hN : N + 6 s) (ρ Rc M : ) ( : 0 < ρ) (hRc : 0 Rc) (hM : 1 M) (hbase5 : (EulerH6Pressure.CoefficientJet.restrict K 5 ).pressureConstant c M) (hbase6 : (EulerH6Pressure.CoefficientJet.restrict K 6 hs).pressureConstant c M) (hsmall : 4 * M * (ρ * Rc) 1) (hcoeff : ∀ (l : ), 1 ll NEulerH6Pressure.coefficientBlock period K 6 l Rc ^ l * l.factorial ^ 2) (L : Fin 4EulerLiftedGradientSpace.Vector3 →L[] ) (hL : ∀ (i : Fin 4), L i 1) (u v : (EulerCylinderSobolevSpace.SobolevSpace period (s + 1))) (f : (EulerCylinderSobolevSpace.SobolevSpace period s)) :

                      The full actual forcing with both genuine projected pressure solves obeys the spatial part of equation (19). Every velocity derivative in the bound lies at or below the chosen cutoff.