121theorem bekenstein_positive (A : ℝ) (hA : 0 < A) : 122 0 < A / (4 * G_rs * hbar_rs) := by
proof body
Term-mode proof.
123 rw [bekenstein_hawking_from_rs A hA] 124 positivity 125 126/-! ## Part 4: Information Scales with Boundary (Not Volume) -/ 127 128/-- **INFORMATION SCALES SUB-VOLUME**: In D=3, the information accessible from 129 a region of volume V scales as V^{2/3} (surface area), NOT as V. 130 131 For a cube of side L: volume = L³, surface = 6L², so 132 surface/volume = 6/L → 0 as L → ∞. 133 134 This proves the holographic scaling: info ∝ Area ∝ V^{2/3} ≪ V. -/
depends on (21)
Lean names referenced from this declaration's body.