Mike

As Gord said, it is the upper case sigma. Upper case sigma is the summation
symbol in maths. Lower case Epsilon is normally used to denote the error
portion in a calculation such as regression.

You can check the Greek letters here and the use of Epsilon/sigma:
http://en.wikipedia.org/wiki/Epsilon and http://en.wikipedia.org/wiki/Sigma
--
Robert
Author of RibbonX: Customizing the Office 2007 Ribbon:
FOR THE LATEST TUTORIALS CHECK:
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"Michael" wrote:

Hi Folks - Is the Autosum Sigma or Epsilon. I have seen conflicting info on
the 'net.

Thanks,

Michael