TDSM 8.7
From The Data Science Design Manual Wikia
[math](A^{-1})^{-1} = (A^{-1})^{-1} I = (A^{-1})^{-1} \left( A^{-1} A \right) = \left( (A^{-1})^{-1} A^{-1} \right) A = IA = A [/math]
- This page was last modified on 11 September 2017, at 17:56.
