Total

Usage

• Total[list] gives the total of the elements in list.
• Total[list, n] totals all elements down to level n.

Notes

• 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 also: Plus, Tr, Mean, Count, Norm, Sum, Max.

• New in Version 5.