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Question: sum in for loop

Question:sum in for loop

Jeroewnutjuhhh 10 Maple
August 29 2013
1

Hi!

Within a for-loop I want to sum a column for a matrix, but using the column number j gives a error:

"Error, (in tools/add) bad index into Matrix"

 

script:

for j from 1 to J do

<<>>

Y[1, j] := sum('X[i,j]', i = 1 .. n)

<<>>

end do

 

Any solutions? Thanks!
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