`BookProof.ChapterA3.hasLambda_mul` {S₁ S₂ Λ₁ Λ₂ : Matrix (Fin 4) (Fin 4) ℝ} (_h1 : IsUnit S₁.det) (_h2 : IsUnit S₂.det) (hL1 : HasLambda S₁ Λ₁) (hL2 : HasLambda S₂ Λ₂)...

Initializing...

`BookProof.ChapterA3.hasLambda_mul` {S₁ S₂ Λ₁ Λ₂ : Matrix (Fin 4) (Fin 4) ℝ} (_h1 : IsUnit S₁.det) (_h2 : IsUnit S₂.det) (hL1 : HasLambda S₁ Λ₁) (hL2 : HasLambda S₂ Λ₂)... · Prove2Me