Re: Re: A Bessel integral
- To: mathgroup at smc.vnet.net
- Subject: [mg36862] Re: [mg36848] Re: [mg36779] A Bessel integral
- From: Andrzej Kozlowski <andrzej at tuins.ac.jp>
- Date: Mon, 30 Sep 2002 03:03:01 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
On Sunday, September 29, 2002, at 03:55 PM, Vladimir Bondarenko wrote:
>
>
> Integrate[BesselJ[1, x]*BesselJ[0, x], {x, 0, Infinity}]
>
> is equal to 1/2, and Mathematica 4.1 for Microsoft Windows
> (November 2, 2000) does it correctly, while Mathematica 4.2
> for Microsoft Windows (February 28, 2002) concocts a strange
> mixture of a wrong divergence message and the warning that
> it cannot check the convergence [should I trust to the second
> warning? or the first?]
In[6]:=
Integrate[BesselJ[1, x]*BesselJ[0, x], {x, 0, Infinity}]
Out[6]=
1/2
In[7]:=
$Version
Out[7]=
"4.2 for Mac OS X (June 4, 2002)"
Andrzej Kozlowski
Toyama International University
JAPAN