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def definition def or abbrev

totalDeficit

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formal statement (Lean)

 150def totalDeficit {nH : ℕ} (hinges : Fin nH → SimplicialHingeData) : ℝ :=

proof body

Definition body.

 151  ∑ h : Fin nH, (hinges h).area * (hinges h).deficit
 152
 153/-! ## §5. Flat baseline -/
 154
 155/-- If every hinge satisfies the flat-sum condition, the total deficit
 156    vanishes. -/

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