For u ∉ Q̄ and coprime p, q ∈ Q̄[X] of maximal degree 2: a five-dimensional Q̄ + Q̄u + Q̄u⁻¹ + Σ Q̄ c (p(u)/q(u))ᵏ is R9's involution-pencil space for (p, q)

Initializing...

For u ∉ Q̄ and coprime p, q ∈ Q̄[X] of maximal degree 2: a five-dimensional Q̄ + Q̄u + Q̄u⁻¹ + Σ Q̄ c (p(u)/q(u))ᵏ is R9's involution-pencil space for (p, q) · Prove2Me