Matrices (PDF*495kb) 



Introduction 
p. 263 
Matrix representation of data 
p. 263 
Addition and subtraction of matrices 
p. 267 
Multiplication of a matrix by a scalar 
p. 270 
Multiplication of a matrix by a vector 
p. 270 
Multiplication of two matrices 
p. 273 
Special matrices 
p. 277 
Linear equations in matrix form 
p. 280 
Solution of a system of linear equations by row reduction 
p. 283 
Solution of linear equations using the inverse of the coefficient matrix 
p. 291 
Inverse matrices 
p. 291 
Determinant of a square matrix 
p. 296 
Solutions to exercise sets 
p. 299 