We have made frequent use of matrices for solving systems of equations, and we have begun to investigate a few of their properties, such as the null space and nonsingularity. In this chapter, we will take a more systematic approach to the study of matrices.

Section MO Matrix Operations
Section MM Matrix Multiplication
Section MISLE Matrix Inverses and Systems of Linear Equations
Section MINM Matrix Inverses and Nonsingular Matrices
Section CRS Column and Row Spaces
Section FS Four Subsets