Matrics Math
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Title: Matrics Math

Essay Details:

Subject: History
Author: Gary P
Date: December 24, 2012
Level: University
Grade: A
Length: 2 / 397

Essay text:

In the example above, B is a square matrix and has size 2x2. ? The numbers in the array are called ELEMENTS or ENTRIES of the matrix. ? If we want to write a general matrix A, we denote the element in row i and column j as aij. So a shorthand way of writing A is A = (aij) where i = 1, 2, ...m and j = 1, 2, ...n and by this we mean A = a11 a12 ... a1n a21 a22 ... a2n ... ... ... ... am1 am2 ... amn ? For A in the example above, a22 = 0, a31 = -2. For B in the example above, b12 = 9, b22 = 8. ? If a matrix has only one row it is called a ROW MATRIX or ROW VECTOR; If a matrix has only one column it is called a COLUMN MATRIX or COLUMN VECTOR...

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