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inductive definition def or abbrev

NonHingeStratum

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formal statement (Lean)

 169inductive NonHingeStratum (L : SimplicialLedger.SimplicialLedger) : Type
 170  | interior (σ : Simplex3) : NonHingeStratum L
 171  | face (σ₁ σ₂ : Simplex3) : NonHingeStratum L
 172
 173/-- The deficit on a non-hinge stratum is zero. This encodes the
 174    physical axiom that curvature is only at codimension-2. -/

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