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Total
 Total[list] gives the total of the elements in list.
Total[list, n] totals all elements down to level n.
Total[list] is equivalent to Apply[Plus, list].
Total[f[ ,  , ... ], 1] gives the sum of the  for any head f.
Total is defined so that Total[   ,  , ...  ,   ,  , ...  , ...  ] gives  Total[  ,  , ...  ], Total[  ,  , ...  ] .
Total[list, Method->"CompensatedSummation"] uses compensated summation to reduce numerical error in the result.
Total works with SparseArray objects.
See Section 1.6.7 and Section 3.8.1.
See also: Plus, Tr, Mean, Count, Norm, Sum, Max.
New in Version 5.0.
Further Examples
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