Tuesday, December 9, 2008

Equality of matrices

Two matrices

A is an m × n matrix [aij]

B is an r × s matrix [bij]

A and B are equal if

i. m= r (number of rows are same)
ii. n = s (number of columns are same)
iii. aij = bij for I =1,2,…,m abd j = 1,2,…,n

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