Chapter 4 - MATRIX ALGEBRA 4.1. Matrix Operations a a . . . a . . . a 11 12 1j 1n a a . . . a . . . a 21 22 2j 2n . . . . . . A= . . . a a . . . a . . . a ...
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...Chapter matrix algebra operations a j n i ij in m mj mn the entry ith row and jth column of ais refered to as example zero is written whose entries are all square has same number rows than columns general matrices rectangular main diagonal or its nondiagonal equal upper triangular if elements under lower over set possible dimension real numbers rm complex c k only for with dimensions equality two their corresponding addition sum scalar multiplication multiplied by properties let b be km p one wonders does exist cx abx x problem whatdimensions would have we write then bx an bp product ab that warning involved must verify...