The OP misspelt Euler, so it is Euler's totient function
See http://en.wikipedia.org/wiki/Euler's_totient_function
best wishes
--
Bernard V Liengme
Microsoft Excel MVP
www.stfx.ca/people/bliengme
remove caps from email

"Teethless mama" wrote in message
...
Never heard "Eulier Totient Function". Is it the UDF Functions add in?


"David" wrote:

Hi I was wondering if anyone has done Eulier Totient Function on Xcel at
all?