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def definition def or abbrev

remainingEntropy

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formal statement (Lean)

  57noncomputable def remainingEntropy (bh : EvolvingBlackHole) : ℝ :=

proof body

Definition body.

  58  bh.S_initial * (1 - bh.evaporation_fraction)
  59
  60/-- The entropy carried away by radiation (naive, before Page time). -/

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