Subtract every element of array from one another and find the sum

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Shweta Saboo
Shweta Saboo 2019-11-1
评论： Walter Roberson 2019-11-2
I want to subtract each element from one another and find the sum of each column for every element. Array is [47.07 49.39 56.87 69.04 72.80 72.68]

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Walter Roberson
Walter Roberson 2019-11-1
A.' - A
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Shweta Saboo
Shweta Saboo 2019-11-1
I want to extract the row from the following matrix having maximum area corresponding to 3rd and 4th column(i.e. 4th row)
349 256 53 53
311 405 72 72
309 330 86 86
531 389 191 191

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