Mark Dickinson
12748b003c
Issue #7518 : Move substitute definitions of C99 math functions from
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pymath.c to Modules/_math.c.
2009-12-21 15:22:00 +00:00
Mark Dickinson
5698977186
math.factorial depends on PyLong_AsLong correctly converting floats; rewrite
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it to do the conversion explicitly instead. See issue #7550 .
2009-12-20 13:58:18 +00:00
Mark Dickinson
5ff37ae14b
Issue #3366 : Add error function and complementary error function to
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math module.
2009-12-19 11:07:23 +00:00
Mark Dickinson
9cae178f21
Issue #3366 : Add expm1 function to math module. Thanks Eric Smith for
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testing on Windows.
2009-12-16 20:13:40 +00:00
Mark Dickinson
9be87bc992
Issue #3366 : Add lgamma function to math module.
2009-12-11 17:29:33 +00:00
Georg Brandl
a8f8bed203
Use a single style for all the docstrings in the math module.
2009-10-29 20:54:03 +00:00
Georg Brandl
40777e6606
Use the correct function name in docstring.
2009-10-29 20:38:32 +00:00
Mark Dickinson
b93fff0a57
Issue #3366 : Add gamma function to math module.
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(lgamma, erf and erfc to follow).
2009-09-28 18:54:55 +00:00
Benjamin Peterson
9de7298102
remove redundant sentence
2008-12-20 22:49:24 +00:00
Benjamin Peterson
fed67fd41e
beef up docstring
2008-12-20 02:57:19 +00:00
Mark Dickinson
4c96fa5525
Issues #3167 , #3682 : tests for math.log and math.log10 were failing on
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Solaris and OpenBSD. Fix this by handling special values and domain
errors directly in mathmodule.c, passing only positive nonspecial floats
to the system log/log10.
2008-12-11 19:28:08 +00:00
Mark Dickinson
ff3fdce0d2
Replace math.sum with math.fsum in a couple of comments
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that were missed by r65308
2008-07-30 16:25:16 +00:00
Mark Dickinson
fef6b13c32
Rename math.sum to math.fsum
2008-07-30 16:20:10 +00:00
Mark Dickinson
abe0aee3cf
Fix special-value handling for math.sum.
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Also minor cleanups to the code: fix tabbing, remove
trailing whitespace, and reformat to fit into 80
columns.
2008-07-30 12:01:41 +00:00
Mark Dickinson
2fcd8c9703
Fix another typo in math_sum comment
2008-06-20 15:26:19 +00:00
Andrew M. Kuchling
5f198bee4e
Fix comment typos
2008-06-20 02:11:42 +00:00
Raymond Hettinger
2281da42b0
Fix double decref.
2008-06-18 00:56:57 +00:00
Mark Dickinson
fb1c4b98e9
Issue 3118: make test_math pass on Ubuntu/ia64. exp(-745.0) was raising
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OverflowError incorrectly on this platform, presumably as a result of
the libm setting errno = ERANGE for this call.
2008-06-17 21:16:55 +00:00
Raymond Hettinger
d623414141
Unhappy buildbots. Revert 64052. Long doubles have unexpected effects on some builds.
2008-06-09 11:24:47 +00:00
Raymond Hettinger
7b1ed66372
Address double-rounding scenarios by setting all variables to long doubles.
2008-06-09 09:29:17 +00:00
Raymond Hettinger
ecbdd2e9b0
Issue #2138 : Add math.factorial().
2008-06-09 06:54:45 +00:00
Raymond Hettinger
ef712d6fd3
* Mark intermedidate computes values (hi, lo, yr) as volatile.
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* Expand comments.
* Swap variable names in the sum_exact code so that x and y
are consistently chosen as the larger and smaller magnitude
values respectively.
2008-05-30 18:20:50 +00:00
Raymond Hettinger
2a9179ac73
Fix two typos.
2008-05-29 08:38:23 +00:00
Raymond Hettinger
778d5cc4fb
Tweak the comments and formatting.
2008-05-23 04:32:43 +00:00
Mark Dickinson
99dfe92759
Issue #2819 : Add math.sum, a function that sums a sequence of floats
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efficiently but with no intermediate loss of precision. Based on
Raymond Hettinger's ASPN recipe. Thanks Jean Brouwers for the patch.
2008-05-23 01:35:30 +00:00
