Carlos Alvarez-Santullano

2017 年からアクティブ

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質問

sum special rows on a matrix with unique function
Hey guys! what I want is to sum column 5 just if the values from row A(:,1:4) are equals as in the e.g A = [9 1001381 18...

8年弱前 | 2 件の回答 | 0

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質問

Help with if condition
he thing is i have a matrix where the first column is the code of the item sold and the second column is the week where that ite...

8年弱前 | 0 件の回答 | 0

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質問

If loop to know if event happens on a matrix then 1, how to do it?
Im working with a really big matrix of sales and i want to know if theres a sale of each item on a week (already separate them) ...

8年弱前 | 3 件の回答 | 0

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