bridge

MB7a Access-model soundness

Lean spine source

Declarations: MB7a_access_model_soundness

From the machine-checked spine in formal/ (Mathlib + spine imports). Not self-contained for Lean 4 Web — use the repo or a local lake build.

axiom MB7a_access_model_soundness :
  ∀ A : System, BoundaryAligned A → AccessModelAdequate A → AccessRobust A

/-- MB7b: filter-family coverage. Access robustness plus adequate resolution bounds
    hidden productive B-IQ. -/