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structure definition def or abbrev

NoPersistentNullAlignmentHypothesis

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formal statement (Lean)

 747structure NoPersistentNullAlignmentHypothesis
 748    (TailLargeEvent HitEvent : ℝ → ℝ → Prop) : Prop where
 749  exists_c :
 750    ∃ c : ℝ,
 751      0 < c ∧
 752        ∀ (ε r : ℝ), 0 < ε → 0 < r →
 753          TailLargeEvent ε r →
 754            HitEvent ε r
 755
 756/-- **S3-P bookkeeping (spec layer):** export persistence splits into one of the three “cost channels”.
 757
 758This is intentionally abstract: it packages the output of the selection/drift-control machinery together with
 759the algebraic split (`σ` vs perpendicular forcing) into a single logical splitter. -/

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