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BUILT-IN MATHEMATICA SYMBOL
Total
Total[list]
gives the total of the elements in list.
Total[list, n]
totals all elements down to level n.
Total[list, {n}]
totals elements at level n.
Total[list, {n1, n2}]
totals elements at levels 
through 
.
Details and Options
- Total[list] is equivalent to Apply[Plus, list]. »
- Total[list, Infinity] totals all elements at any level in list. »
- For a 2D array or matrix: »
-
Total[list] or Total[list, {1}] totals for each column Total[list, {2}] totals for each row Total[list, 2] overall total of all elements - Total[f[e1, e2, ...]] gives the sum of the
for any head f. » - Total[list, Method->"CompensatedSummation"] uses compensated summation to reduce numerical error in the result. »
- Total works with SparseArray objects. »
New in 5 | Last modified in 6
