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theorem proved term proof

ell_P_pos

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formal statement (Lean)

 195theorem ell_P_pos : ell_P > 0 := by

proof body

Term-mode proof.

 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. -/

depends on (15)

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