Re: ISI 2010

Posted by Noel on May 05, 2014; 1:36pm
URL: http://discussion-forum.276.s1.nabble.com/ISI-2010-tp7588632p7588644.html

I didn't get you rongmon..well summation of  x^k/k! where k varies from 0 to infinity is e^x hence if k varies from 1 to infinity then the value becomes e^x-1