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author | Raymond Hettinger <python@rcn.com> | 2004-06-14 07:40:10 (GMT) |
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committer | Raymond Hettinger <python@rcn.com> | 2004-06-14 07:40:10 (GMT) |
commit | b67ad7e67159365faa1e61d436df99010bc7c97d (patch) | |
tree | 70b9fafcf1cc3d55b09fcd79d3fa23bde889a5a8 /Doc/lib/libcmath.tex | |
parent | ad21945d03bd792a6a93e1dbd2addd6b7b63dbee (diff) | |
download | cpython-b67ad7e67159365faa1e61d436df99010bc7c97d.zip cpython-b67ad7e67159365faa1e61d436df99010bc7c97d.tar.gz cpython-b67ad7e67159365faa1e61d436df99010bc7c97d.tar.bz2 |
Patch #826074: cmath.log optional base argument, fixes #823209
(Contributed by Andrew Gaul.)
Diffstat (limited to 'Doc/lib/libcmath.tex')
-rw-r--r-- | Doc/lib/libcmath.tex | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Doc/lib/libcmath.tex b/Doc/lib/libcmath.tex index 77496bf..465c8fd 100644 --- a/Doc/lib/libcmath.tex +++ b/Doc/lib/libcmath.tex @@ -73,10 +73,12 @@ Return the hyperbolic cosine of \var{x}. Return the exponential value \code{e**\var{x}}. \end{funcdesc} -\begin{funcdesc}{log}{x} -Return the natural logarithm of \var{x}. +\begin{funcdesc}{log}{x\optional{, base}} +Returns the logarithm of \var{x} to the given \var{base}. +If the \var{base} is not specified, returns the natural logarithm of \var{x}. There is one branch cut, from 0 along the negative real axis to -\infinity, continuous from above. +\versionchanged[\var{base} argument added]{2.4} \end{funcdesc} \begin{funcdesc}{log10}{x} |