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In any matrix, how to generated by sum' same along rows

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any matrix is "a". ex) a=[4 4 5 5 5 5 5 5 5 5]; sum(a) is equal to '48'
if one matrix exist, how to generate along rows by same' sum '48'?

Answers (1)

Star Strider
Star Strider on 21 Feb 2017
The column dimension is the second dimension (the row dimension is the first, and the default in a matrix), so to sum the rows of matrix ‘A’, the code is:
A_row_sum = sum(A, 2);

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