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formal statement (Lean)
56noncomputable def local_variation (_s : Simplex3) (psi : ℝ) : ℝ :=
proof body
Definition body.
57 -- Simple derivative of J(x) at psi
58 (Jcost (psi + 0.001) - Jcost psi) / 0.001
59
60/-- Predicate for J-cost stationarity. -/
used by (2)
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depends on (9)
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