GNU Scientific Library - Bugs: bug #25075, blips in mathieu function
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bug #25075: blips in mathieu function
Submitter: | -Deleted Account- <bjg> | ||
Submitted: | Fri 12 Dec 2008 10:47:52 AM UTC | ||
Category: | Accuracy problem | Severity: | 3 - Normal |
Operating System: | Status: | Fixed | |
Assigned to: | bjg | Open/Closed: | Closed |
Release: | 1.12 |
Wed 14 Jan 2009 03:12:33 PM UTC, comment #2: |
-Deleted Account- <bjg> |
Tue 30 Dec 2008 02:04:21 AM UTC, comment #1: From a fairly thorough testing, the attached patch (mathieu.patch) seems to fix the "blips" for 0 <= |order| < 70 for 0 <= q <= 5000. For orders greater than 69, the initial approximation is set to order^2, which starts to fail for q > 1000.
|
Lowell D. Johnson <ldj> |
Fri 12 Dec 2008 10:47:52 AM UTC, original submission:
From: Lowell Johnson <ldj00@sio.midco.net>
[snip]
|
-Deleted Account- <bjg> |
Depends on the following items: None found
Items that depend on this one: None found
Follow 4 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2009-01-14 | bjg | Status | Confirmed | Fixed | |
Assigned to | None | bjg | |||
Open/Closed | Open | Closed | |||
2008-12-30 | ldj | Attached File | - | Added mathieu.patch, #17161 |
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Corresponding source code
applied in 1c51c985f4981fa5571eecb05d424e52f6a51e69