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[Bug-gsl] [bug #47401] Bessel K0/K1
From: |
Patrick Alken |
Subject: |
[Bug-gsl] [bug #47401] Bessel K0/K1 |
Date: |
Sun, 13 Mar 2016 19:46:51 +0000 |
User-agent: |
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:44.0) Gecko/20100101 Firefox/44.0 |
URL:
<http://savannah.gnu.org/bugs/?47401>
Summary: Bessel K0/K1
Project: GNU Scientific Library
Submitted by: psa
Submitted on: Sun 13 Mar 2016 07:46:50 PM GMT
Category: Runtime error
Severity: 3 - Normal
Operating System:
Status: None
Assigned to: None
Open/Closed: Open
Release:
Discussion Lock: Any
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Details:
I am sending you my findings about bessel_k0/bessel_k1
functions. Both suffer from cancellation near x=2, which is easily fixable.
I include PDF with description and patch for bessel_k0.c
The bessel_k1.c can be changed the same way.
_______________________________________________________
File Attachments:
-------------------------------------------------------
Date: Sun 13 Mar 2016 07:46:50 PM GMT Name: bessel_k0.patch Size: 3kB By:
psa
<http://savannah.gnu.org/bugs/download.php?file_id=36623>
-------------------------------------------------------
Date: Sun 13 Mar 2016 07:46:50 PM GMT Name: GSL-K01.pdf Size: 301kB By:
psa
<http://savannah.gnu.org/bugs/download.php?file_id=36624>
_______________________________________________________
Reply to this item at:
<http://savannah.gnu.org/bugs/?47401>
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- [Bug-gsl] [bug #47401] Bessel K0/K1,
Patrick Alken <=