Re: Integration of Exp[-x^2]/(1 + Exp[a * x])

*To*: mathgroup at smc.vnet.net*Subject*: [mg39664] Re: Integration of Exp[-x^2]/(1 + Exp[a * x])*From*: Marc Noël <marc.noel at skynet.be>*Date*: Fri, 28 Feb 2003 04:45:35 -0500 (EST)*Organization*: MGE / école sup des affaires*References*: <b3hs7u$iki$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

OOPs, one should be wary of copy and paste, David is right, I missed the exponantial and it make a big difference, sorry I have no answer for you marc Stefan a écrit: > Hello, > > > > I have to integrate the function Exp[-x^2]/(1 + Exp[a * x]) where a is > real-valued parameter. Unfortunately > > > > Integrate[Exp[-x^2]/(1 + Exp[a * x]), x] > > > > yields no results. Does anyone know a clever trick I might have missed? Any > hint would be welcome, > > > Thanks in advance, Stefan > > > >