Registry · Theorem
V.T230
tau-effective
formalized
V.T230 — Magnetic Field Ratio Theorem
B_tor/B_pol = ι_τ⁻¹ ≈ 2.93 from frozen-flux + torus geometry: B ∝ 1/A, areas scale as R/r = ι_τ⁻¹. Mass-independent, zero-parameter.
Book V
Part 5
Ch. 42