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| author | Mark Dickinson <dickinsm@gmail.com> | 2010-02-22 15:41:07 +0000 |
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| committer | Mark Dickinson <dickinsm@gmail.com> | 2010-02-22 15:41:07 +0000 |
| commit | 7c5adf17103beb92324b6c2bf211b0e5d581caa4 (patch) | |
| tree | f948937b2bca8b14fdef97fa37b5646cb4f8d546 | |
| parent | 2f7b50a0db68f74ce81e0211cb728221f3b91696 (diff) | |
| download | cpython-git-7c5adf17103beb92324b6c2bf211b0e5d581caa4.tar.gz | |
Merged revisions 78312 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r78312 | mark.dickinson | 2010-02-22 15:40:28 +0000 (Mon, 22 Feb 2010) | 1 line
Clarify description of three-argument pow for Decimal types: the exponent of the result is always 0.
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| -rw-r--r-- | Doc/library/decimal.rst | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Doc/library/decimal.rst b/Doc/library/decimal.rst index 2a3304cee7..81728d2195 100644 --- a/Doc/library/decimal.rst +++ b/Doc/library/decimal.rst @@ -1275,9 +1275,12 @@ In addition to the three supplied contexts, new contexts can be created with the - at least one of ``x`` or ``y`` must be nonzero - ``modulo`` must be nonzero and have at most 'precision' digits - The result of ``Context.power(x, y, modulo)`` is identical to the result - that would be obtained by computing ``(x**y) % modulo`` with unbounded - precision, but is computed more efficiently. It is always exact. + The value resulting from ``Context.power(x, y, modulo)`` is + equal to the value that would be obtained by computing ``(x**y) + % modulo`` with unbounded precision, but is computed more + efficiently. The exponent of the result is zero, regardless of + the exponents of ``x``, ``y`` and ``modulo``. The result is + always exact. .. versionchanged:: 2.6 ``y`` may now be nonintegral in ``x**y``. |