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.
1 The second function of an AIS is to supply information useful for making decisions, including producing managerial reports and financial statements. 2  The third function of an AIS is to make sure controls are in place to accurately record and process data.