Subject: Re: [boost] about bessel function
From: John Maddock (john_at_[hidden])
Date: 2013-08-17 07:04:50
> I am testing the bessel function boost::math::cyl_bessel_j in gnu
> compiler with boost 1.51.0, I am testing
> boost::math::cyl_bessel_j(2000, 0.9)
> boost::math::cyl_bessel_j(4000, 0.9)
> the first one give zero but the second one gives infinity while it
> should give zero also. I wonder why it doesn't work when the order is
> bigger than 4000?
Works for me with 1.54 - can you please update your Boost version and try
again as there have been some fixes and improvements to the Bessel functions
over the last couple of releases.
Boost list run by bdawes at acm.org, gregod at cs.rpi.edu, cpdaniel at pacbell.net, john at johnmaddock.co.uk