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LeanPool.NavierStokesAndEuler.Euler.LpCylinderRegularForward

The actual fixed-space family for a genuinely regular bounded forward coefficient #

The family is constructed from translated coefficient fields and projected translations of the original data. All homogeneous evolutions are obtained from the proved Picard construction. On the support-margin neighborhood it is exactly the mixed cylinder translation orbit of the original solution. Only the zero-parameter propagator uses the quantitative H3 assumption.

The cylinder forward solution has its actual mixed translation orbit #

The coefficient intertwining identity and uniqueness identify the translated initial-value problem with the genuine mixed translation of the original solution. Compact support gives an equality on a neighborhood of the zero translation. No norm estimate depends on the size of that neighborhood.

Genuine scalar-profile normalization commutes with bounded linear intertwiners.

theorem EulerLinearDuhamel.Evolution.weightedSolution_map {E : Type u_1} {F : Type u_2} [NormedAddCommGroup E] [NormedSpace E] [CompleteSpace E] [NormedAddCommGroup F] [NormedSpace F] [CompleteSpace F] {T : } {hT : 0 T} {B : C((Set.Icc 0 T), E →L[] E)} {D : C((Set.Icc 0 T), F →L[] F)} (U : Evolution T hT B) (V : Evolution T hT D) (L : E →L[] F) (hL : ∀ (t : (Set.Icc 0 T)) (u : E), (D t) (L u) = L ((B t) u)) (g : C((Set.Icc 0 T), )) (hg : ∀ (t : (Set.Icc 0 T)), 0 < g t) (f : C((Set.Icc 0 T), E)) (a₀ : E) :

Exact naturality of the actual normalized Duhamel solution.

@[instance_reducible]

Cache the standard NormedAddCommGroup (CylinderL2 period V) instance to shorten typeclass synthesis.

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    @[instance_reducible]

    Cache the standard NormedSpace ℝ (CylinderL2 period V) instance to shorten typeclass synthesis.

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      @[instance_reducible]

      Cache the standard NormedAddCommGroup (Supported period V K hK) instance to shorten typeclass synthesis.

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        @[instance_reducible]

        Cache the standard NormedSpace ℝ (Supported period V K hK) instance to shorten typeclass synthesis.

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          @[instance_reducible]

          Cache the standard NormedAddCommGroup (Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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            @[instance_reducible]

            Cache the standard NormedSpace ℝ (Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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              @[instance_reducible]

              Cache the standard NormedAddCommGroup C(Icc (0 : ℝ) T,CylinderL2 period V) instance to shorten typeclass synthesis.

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                @[instance_reducible]

                Cache the standard NormedSpace ℝ C(Icc (0 : ℝ) T,CylinderL2 period V) instance to shorten typeclass synthesis.

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                  @[instance_reducible]

                  Cache the standard NormedAddCommGroup C(Icc (0 : ℝ) T,Supported period V K hK) instance to shorten typeclass synthesis.

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                    @[instance_reducible]

                    Cache the standard NormedSpace ℝ C(Icc (0 : ℝ) T,Supported period V K hK) instance to shorten typeclass synthesis.

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                      @[instance_reducible]

                      Cache the standard NormedAddCommGroup C(Icc (0 : ℝ) T,Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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                        @[instance_reducible]

                        Cache the standard NormedSpace ℝ C(Icc (0 : ℝ) T,Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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                          The normalized supported solution has the actual normalized translation orbit.

                          Normalization preserves the exact local translation identification.

                          @[instance_reducible]

                          Cache the standard NormedRing (V →L[ℝ] V) instance to shorten typeclass synthesis.

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                            @[instance_reducible]

                            Cache the standard NormedRing (Space →ᵇ V →L[ℝ] V) instance to shorten typeclass synthesis.

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                              @[instance_reducible]

                              Cache the standard NormedAddCommGroup (CylinderL2 period V) instance to shorten typeclass synthesis.

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                                @[instance_reducible]

                                Cache the standard NormedSpace ℝ (CylinderL2 period V) instance to shorten typeclass synthesis.

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                                  @[instance_reducible]

                                  Cache the standard NormedAddCommGroup (Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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                                    @[instance_reducible]

                                    Cache the standard NormedSpace ℝ (Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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                                      @[instance_reducible]

                                      Cache the standard NormedAddCommGroup C(Icc (0 : ℝ) T,CylinderL2 period V) instance to shorten typeclass synthesis.

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                                        @[instance_reducible]

                                        Cache the standard NormedSpace ℝ C(Icc (0 : ℝ) T,CylinderL2 period V) instance to shorten typeclass synthesis.

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                                          @[instance_reducible]

                                          Cache the standard NormedAddCommGroup C(Icc (0 : ℝ) T,Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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                                            @[instance_reducible]

                                            Cache the standard NormedSpace ℝ C(Icc (0 : ℝ) T,Supported period V Ω hΩ) instance to shorten typeclass synthesis.

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                                              The actual multiplication coefficient on the one fixed supported space.

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                                                Its homogeneous evolution is constructed, not assumed.

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                                                  noncomputable def EulerLpCylinderRegularForward.solutionFamily (period : ) [Fact (0 < period)] {V : Type u_1} [NormedAddCommGroup V] [InnerProductSpace V] [CompleteSpace V] (T : ) (hT : 0 T) (Ω : Set EulerSmoothLimit.Space) ( : MeasurableSet Ω) (B : C((Set.Icc 0 T), BoundedContinuousFunction EulerSmoothLimit.Space (V →L[] V))) (g : C((Set.Icc 0 T), )) (hg : ∀ (t : (Set.Icc 0 T)), 0 < g t) (f : C((Set.Icc 0 T), (EulerLpCylinderTranslation.CylinderL2 period V))) (a₀ : (EulerLpCylinderTranslation.CylinderL2 period V)) (a : EulerLiftedGradientSpace.LiftTangent) :
                                                  C((Set.Icc 0 T), (EulerLpCylinderPaths.Supported period V Ω ))

                                                  The genuine profile-normalized forced solution in this fixed space.

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                                                    Actual coefficient and data regularity give actual smoothness of the solved family.

                                                    theorem EulerLpCylinderRegularForward.evolutionFamily_propagator_zero (period : ) [Fact (0 < period)] {V : Type u_1} [NormedAddCommGroup V] [InnerProductSpace V] [CompleteSpace V] (T : ) (hT : 0 T) (Ω : Set EulerSmoothLimit.Space) ( : MeasurableSet Ω) (B : C((Set.Icc 0 T), BoundedContinuousFunction EulerSmoothLimit.Space (V →L[] V))) (g : (Set.Icc 0 T)) (hg : ∀ (t : (Set.Icc 0 T)), 0 < g t) (C : ) (hC : 0 C) (hprop : ∀ (t s : (Set.Icc 0 T)), s txΩ, ((EulerLinearFundamentalExistence.fundamentalPath T hT B).forward t) x ∘SL ((EulerLinearFundamentalExistence.fundamentalPath T hT B).backward s) x C * g t / g s) (t s : (Set.Icc 0 T)) (hst : s t) :
                                                    (evolutionFamily period T hT Ω B 0).propagator t s C * g t / g s

                                                    Localized pointwise H3 is precisely the needed base-parameter L² bound.

                                                    theorem EulerLpCylinderRegularForward.solutionFamily_translation_eventually (period : ) [Fact (0 < period)] {V : Type u_1} [NormedAddCommGroup V] [InnerProductSpace V] [CompleteSpace V] (T : ) (hT : 0 T) (Ω : Set EulerSmoothLimit.Space) ( : MeasurableSet Ω) (B : C((Set.Icc 0 T), BoundedContinuousFunction EulerSmoothLimit.Space (V →L[] V))) (K : Set EulerSmoothLimit.Space) (hK : MeasurableSet K) (hKc : IsCompact K) (hΩo : IsOpen Ω) (hsub : KΩ) (g : C((Set.Icc 0 T), )) (hg : ∀ (t : (Set.Icc 0 T)), 0 < g t) (f : C((Set.Icc 0 T), (EulerLpCylinderPaths.Supported period V K hK))) (a₀ : (EulerLpCylinderPaths.Supported period V K hK)) :

                                                    The locally translated family equals the actual cylinder L² mixed translation orbit of the actual normalized source solution.

                                                    The locally constructed family proves genuine smoothness of the entire mixed translation orbit of the actual solution.