Specialized Mathematical Symbols

Σ is a "Summation Sign" represented by the upper-case Greek letter, Sigma
 Add the quantities indicated by the expression immediately following Σ
 
Examples
  •  Σ
    		• k   =  1 + 2 + 3 + ... + (n-1) + n
  •  Σ
    		• k2   =  1 + 4 + 9 + ... + (n-1)2 + n2
  •  Σ
    		• xk   =  x1 + x2 + x3 + ... + x(n-1) + xn

     

    Last Update:  2013-Nov-16
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