CoCoA:Sum

Sum

the sum of the elements of a list

Description

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

Example

  Use R ::= Q[x,y];
  Sum([3,x,y^2]);
y^2 + x + 3
-------------------------------
  Sum(1..40) = Bin(41,2);
TRUE
-------------------------------
  Sum([<quotes>c</quotes>,<quotes>oc</quotes>,<quotes>oa</quotes>]);
cocoa
-------------------------------

Syntax

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

Algebraic Operators

Product

   <type>ideal</type>
   <type>integer</type>
   <type>list</type>
   <type>matrix</type>
   <type>polynomial</type>
   <type>rat</type>
   <type>ratfun</type>
   <type>vector</type>
   <type>zmod</type>