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Re: [Bug-gsl] incorrect values by bessel_steed_array

From: Brian Gough
Subject: Re: [Bug-gsl] incorrect values by bessel_steed_array
Date: Wed, 26 Jan 2005 14:02:03 +0000

Hu Zhan writes:
 > When I use gsl_sf_bessel_jl_steed_array(LMAX, x, wrk) with a large LMAX,
 > e.g. LMAX = 80, the function returns wrong values at small l and x. My
 > system is Debian Linux with Opteron CPU.
 > Attached is a program demonstrating this problem. It writes five files
 > for l = 0 to 5 in the format of 
 > x  value_by_gsl_sf_bessel_jl_steed_array  value_by_gsl_sf_bessel_jl.
 > One can easily see the difference between the two functions. 

Thanks for the email.

Can you send the output of the program on your system for reference,
so we can be sure we're dealing with the same problem. Thanks

Brian Gough

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