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def definition def or abbrev

inverse_metric

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formal statement (Lean)

  31noncomputable def inverse_metric (_g : MetricTensor) (_x : Fin 4 → ℝ)
  32    (_hi : Fin 4 → Fin 4) (_lo : Fin 4 → Fin 4) : ℝ := 0

proof body

Definition body.

  33
  34/-- **DEFINITION: Recognition Hamiltonian Density**
  35    The Hamiltonian density H_rec is the Legendre transform of the Lagrangian density L_rec.
  36    For the scalar potential Ψ, H_rec = Π (∂₀Ψ) - L_rec. -/

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