For u, w₁…w_m algebraically independent over a subfield K of ℂ with uū ∈ K, every 2×2 configuration over K in K + Ku + Kū + ΣKw_k has an invertible matrix of constant terms

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For u, w₁…w_m algebraically independent over a subfield K of ℂ with uū ∈ K, every 2×2 configuration over K in K + Ku + Kū + ΣKw_k has an invertible matrix of constant terms · Prove2Me