Some years ago the author defined a pseudo inverse of a singular matrix and used it in representing a solution of normal equations and for obtaining variances and covariances of estimates in the ...

The objectives of this course are: to develop competence in the basic concepts of linear algebra, including systems of linear equations, vector spaces, subspaces, linear transformations, the ...

This is a preview. Log in through your library . Abstract In this paper three important matrix differentiation theorems are established and some special cases pointed out. The results are used to ...