`BookProof.ChapterWeylSL2Group.exists_factorization` (g : Matrix.SpecialLinearGroup (Fin 2) ℂ) : ∃ x y z w : ℂ, g = uPlus x * uMinus y * uPlus z * uMinus w

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`BookProof.ChapterWeylSL2Group.exists_factorization` (g : Matrix.SpecialLinearGroup (Fin 2) ℂ) : ∃ x y z w : ℂ, g = uPlus x * uMinus y * uPlus z * uMinus w · Prove2Me