deletions | additions       diff --git a/Integration summation.tex b/Integration summation.tex  index aa2b620..7f04678 100644  --- a/Integration summation.tex  +++ b/Integration summation.tex 
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Does there exist an integral that equals $\zeta(s)$...  \begin{equation}  \zeta(s)=\frac{1}{\Gamma(z)}\int_0^\infty \frac{x^{s-1}}{e^x-1} \dx \\  (d)/(dx)(x^(s-1)/(e^x-1)) = ((e^x (s-x-1)-s+1) x^(s-2))/(e^x-1)^2  \end{equation}