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Tuesday, December 9, 2008
Equality of matrices
Two matrices
A is an m × n matrix [a
_{ij}
]
B is an r × s matrix [b
_{ij}
]
A and B are equal if
i. m= r (number of rows are same)
ii. n = s (number of columns are same)
iii. a
_{ij}
= b
_{ij}
for I =1,2,…,m abd j = 1,2,…,n
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