/sci/ - Science & Math

[math] \int_0^\infty x^{S-1}e^{-A\,x}\dfrac{1-(Z\,e^{-x})^M}{1-(Z\,e^{-x})}{\mathrm d}x = \Gamma(S)\sum_{n=0}^{M-1}\, \dfrac{Z^n}{(n+A)^s} [/math]