Random command! Returns the sum of the elements of a matrix. The cumSum( command gets the cumulative sum of each column in the matrix, adding the value of the previous element to the next element, and repeating this for each consecutive element in the column. When the cumSum( command is finished, the last element in each column will contain the sum of that column.
AIG: What does this US giant do? American International Group (AIG) is one of the world's biggest insurance firms, but it has fallen spectacularly from grace in recent months. Although it provides services to millions of people across the world, it recently announced the biggest quarterly loss in corporate history.
How Does eBay Work. If you are clueless about how the online auction giant, eBay works, this article will be a revelation. Read to know all about it, from the buyer's and seller's perspective.ere's how bidding works on the site, from the seller's perspective. Any seller must first open an account with the site to be able to sell items. A PayPal account will also be necessary to make reception of payments possible.