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Re: Integral of radial solution (hydrogen atom) is not evaluated

  • To: mathgroup at smc.vnet.net
  • Subject: [mg91525] Re: Integral of radial solution (hydrogen atom) is not evaluated
  • From: "Gehricht at googlemail.com" <Gehricht at googlemail.com>
  • Date: Mon, 25 Aug 2008 05:07:14 -0400 (EDT)
  • References: <g8lp87$ih2$1@smc.vnet.net> <g8o85j$l6c$1@smc.vnet.net>

Hi!

> and Mathematica can't evaluate
> Integrate[
>   LaguerreL[n1, l1, r]*LaguerreL[n2, l2, r]*Exp[-r], {r, 0, Infinity}]
>
> or
>
> Integrate[
>   LaguerreL[n, l, r]*LaguerreL[n, l, r]*Exp[-r], {r, 0, Infinity}]

Is there any special reason for that?
But thank you for the information!
With thanks
Wolfgang


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