`BookProof.ChapterA3.toC_inv` (M : Matrix (Fin 4) (Fin 4) ℝ) : toC M⁻¹ = (toC M)⁻¹

Initializing...

`BookProof.ChapterA3.toC_inv` (M : Matrix (Fin 4) (Fin 4) ℝ) : toC M⁻¹ = (toC M)⁻¹ · Prove2Me