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created 09/29/97; revised 08/06/00; 07/20/03; 07/20/09; 01/07/2015

CHAPTER 3 — Vector Addition

The previous chapter discussed addition of column matrices. This is an easy, mechanical procedure. This chapter shows why it is a useful procedure by discussing how it represents the operation of vector addition.


Just for practice, add the following two column matrices:

a = ( 3, 2 )T
b = (-2, 1 )T