Chapter 1 Introduction

 

 

1.1 Definition of a matrix

1.2 Necessity of matrix

1.3 Basic operations

1.4 Matrix Representation of Multivariate Data

1.5 Creating Matrix in R and SAS/IML

 

 

Key-words

Matrix

Addition(Matrix sum)

Scalar multiplication

Product of matrices

Data matrix, Centred data matrix, Covariance matrix, Correlation matrix