Invertiblity (Matrices)
An
matrix is invertible if there is an matrix such that , where is the identity matrix. If is invertible, then the matrix such that is unique and is called the inverse of , written .
Invertiblity (Matrices)
An
matrix is invertible if there is an matrix such that , where is the identity matrix. If is invertible, then the matrix such that is unique and is called the inverse of , written .