RE: Can't get the 3rd Bessel zero!
- To: mathgroup at smc.vnet.net
- Subject: [mg19854] RE: [mg19799] Can't get the 3rd Bessel zero!
- From: Wong William <WWong at submarinesystems.com>
- Date: Sun, 19 Sep 1999 01:20:38 -0400
- Sender: owner-wri-mathgroup at wolfram.com
BesselZeros works for me --- Mathematica v 4.0 & NT 4.0 SP5 :)
William S. Wong, Ph.D.
Tyco Submarine Systems Laboratories
Room 1A-212
250 Industrial Way West
Eatontown, NJ 07724
Phone: (732) 578-7531
Fax: (732) 578-7702
wwong at submarinesystems.com
================================================
In[1]:=
<< NumericalMath`BesselZeros`
In[2]:=
BesselJZeros[0, 2]
Out[2]=
{2.40483, 5.52008}
In[3]:=
BesselJZeros[0, 3]
Out[3]=
{2.40483, 5.52008, 8.65373}
> -----Original Message-----
> From: iioannou at u.washington.edu [mailto:iioannou at u.washington.edu]
To: mathgroup at smc.vnet.net
> Sent: Friday, September 17, 1999 1:37 AM
> To: mathgroup at smc.vnet.net
> Subject: [mg19854] [mg19799] Can't get the 3rd Bessel zero!
>
>
> Hi all,
>
> I've been working with BesselJZeros recently, and the code I
> wrote shows
> the following peculiar behavior. While I can get all the
> Bessel zeros I
> need for most of the functions, I get mathematica to hang up
> at the 3rd
> Bessel zero of the 0th order Bessel.
>
> So, BesselJZeros[0,2] works, BesselJZeros[1,5] works, but
> BesselJZeros[0,3] doesn't work. (waited for a couple of hours before I
> aborted the calculation) Does anybody know what this behavior
> is due to?
> Is it a bug? Has it been seen before and by anybody else? Or is it
> particular to my machine?
>
> Thanks, John
> --
> Ioannis I Ioannou phone: (206)-543-1372
> g-2 group, Atomic Physics fax: (206)-685-0635
> Department of Physics
> University of Washington e-mail:
> iioannou at u.washington.edu
>