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Sum

the sum of the elements of a list
Syntax 

Product(L:List):OBJECT
Sum(L:List):OBJECT

Description
This function returns the sum of the objects in the list L.

Example 
  Use R ::= QQ[x,y];
  Sum([3,x,y^2]);
y^2 + x + 3
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  Sum(1..40) = Bin(41,2);
TRUE
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  Sum(["c","oc","oa"]);
cocoa
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See Also