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theorem proved term proof

schwarzschild_entropy_eq

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formal statement (Lean)

 141theorem schwarzschild_entropy_eq (M : ℝ) :
 142    schwarzschild_entropy M = 4 * Real.pi * M ^ 2 := by

proof body

Term-mode proof.

 143  unfold schwarzschild_entropy bekenstein_hawking_entropy
 144  ring
 145
 146/-- Entropy increases with mass (second law). -/

depends on (4)

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