For u ∉ Q̄ and a Möbius function h of u: if Q̄ + Q̄u + Q̄u⁻¹ + Σ Q̄ c hᵏ (k ≤ 3) is five-dimensional, it contains u², u⁻² or some 1/(u − b), b ≠ 0

Initializing...

For u ∉ Q̄ and a Möbius function h of u: if Q̄ + Q̄u + Q̄u⁻¹ + Σ Q̄ c hᵏ (k ≤ 3) is five-dimensional, it contains u², u⁻² or some 1/(u − b), b ≠ 0 · Prove2Me