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def

ell_P

definition
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module
IndisputableMonolith.Constants.PlanckScaleMatching
domain
Constants
line
192 · github
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IndisputableMonolith.Constants.PlanckScaleMatching on GitHub at line 192.

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formal source

 189/-! ## Part 5: The Planck-Scale Relationship -/
 190
 191/-- The Planck length ℓ_P = √(ℏG/c³). -/
 192noncomputable def ell_P : ℝ := sqrt (hbar * G / c^3)
 193
 194/-- The Planck length is positive. -/
 195theorem ell_P_pos : ell_P > 0 := by
 196  unfold ell_P
 197  apply sqrt_pos.mpr
 198  apply div_pos
 199  · exact mul_pos hbar_pos G_pos
 200  · exact pow_pos c_pos 3
 201
 202/-- **THE PLANCK GATE IDENTITY**:
 203
 204λ_rec = √(ℏG/(πc³)) = ℓ_P / √π
 205
 206This follows from the face-averaging principle applied to the
 207curvature extremum. -/
 208noncomputable def lambda_rec_SI : ℝ := sqrt (hbar * G / (Real.pi * c^3))
 209
 210/-- λ_rec_SI > 0. -/
 211theorem lambda_rec_SI_pos : lambda_rec_SI > 0 := by
 212  unfold lambda_rec_SI
 213  apply sqrt_pos.mpr
 214  apply div_pos
 215  · exact mul_pos hbar_pos G_pos
 216  · exact mul_pos Real.pi_pos (pow_pos c_pos 3)
 217
 218/-- **THE 0.564 FACTOR**:
 219
 220λ_rec/ℓ_P = 1/√π ≈ 0.564.
 221
 222This is the key result of Conjecture C8. -/