A singular matrix is one that has a zero image of a nonzero vector. It is also a square matrix that does not have an inverse (a noninvertible matrix).
The term "nonsingular matrix" is one whose kernel is 0. This type of matrix is invertible.
A singular matrix is one that has a zero image of a nonzero vector. It is also a square matrix that does not have an inverse (a noninvertible matrix).
The term "nonsingular matrix" is one whose kernel is 0. This type of matrix is invertible.