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LeanPool.NavierStokesAndEuler.Euler.PacketBaseGuardScales

The literal base horizon and core radius satisfy the local-existence and localized coercivity guards after the final choice of the base scale.

noncomputable def EulerPacketBaseGuardScales.baseHorizon (J : ) (X : ) :

Base horizon, given by 6*(J : ℝ)^2*X^(-498 : ℝ).

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    Base radius, given by X^(-1000 : ℝ).

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      noncomputable def EulerPacketBaseGuardScales.baseGuardCost (J : ) (K Be CM Cboundary X : ) :

      Base guard cost, given by K*(baseHorizon J X^2/2)+Be*baseHorizon J X + Cboundary*(CM*X^1000+2)*baseRadius X^3*baseHorizon J X.

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        theorem EulerPacketBaseGuardScales.baseHorizon_pos (J : ) (hJ : 1 J) {X : } (hX : 0 < X) :
        theorem EulerPacketBaseGuardScales.eventually_base_guards (J : ) (hJ : 1 J) (K Be CM Cboundary T₀ : ) (hT₀ : 0 < T₀) :
        ∀ᶠ (X : ) in Filter.atTop, 1 < X 0 < baseHorizon J X baseHorizon J X T₀ 0 < baseRadius X baseRadius X 1 / 4 baseGuardCost J K Be CM Cboundary X 1 / 2