Re: How to help Mathematica take an integral

*To*: mathgroup at smc.vnet.net*Subject*: [mg81926] Re: How to help Mathematica take an integral*From*: Girish Kulkarni <geeree at gmail.com>*Date*: Sun, 7 Oct 2007 05:24:34 -0400 (EDT)*References*: <fe4udu$12q$1@smc.vnet.net>

On Oct 5, 1:59 pm, Aaron Fude <aaronf... at gmail.com> wrote: > I would like to evaluate the indefinite integral of Erf[Log[x]]. > Mathematica seems to be able to do any definite integral, but not the > indefinite version. Is there anything I can do to help Mathematica > along? I used Mathematica v5.0.1 and got the indefinite integral alright. In := Integrate[Erf[Log[x]], x] gives me Out/InputForm = -(E^(1/4)*Erf[-1/2 + Log[x]]) + x*Erf[Log[x]] This is the correct answer. -- Girish Kulkarni - Allahabad, India - http://girish.50webs.com