Re: Incorrect integral in Mathematica

*To*: mathgroup at smc.vnet.net*Subject*: [mg91377] Re: Incorrect integral in Mathematica*From*: "Kevin J. McCann" <Kevin.McCann at umbc.edu>*Date*: Tue, 19 Aug 2008 07:14:28 -0400 (EDT)*Organization*: University System of Maryland*References*: <g8b8t8$8pq$1@smc.vnet.net>

With version 6.0.3 I get 2Pi w z Eran Mukamel wrote: > Hi All, > > I'm getting a nonsensical answer of 0 for the following integral in Mathematica 5.0 (Mac OSX): > > Integrate[Exp[-x^2/(2w^2)]Exp[-(y - y0)^2/(2z^2)], > {x, -Infinity, Infinity}, {y, -Infinity, Infinity}] > > The result should be (2 Pi w z). Any ideas why this fails? > > Thanks in advance, Eran >