pitrou commented on a change in pull request #10395:
URL: https://github.com/apache/arrow/pull/10395#discussion_r646771585
##########
File path: docs/source/cpp/compute.rst
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@@ -286,6 +286,8 @@ an ``Invalid`` :class:`Status` when overflow is detected.
+--------------------------+------------+--------------------+---------------------+
| power_checked | Binary | Numeric | Numeric
|
+--------------------------+------------+--------------------+---------------------+
+| sign | Unary | Numeric | Int8
|
Review comment:
Should add a note explaining how the output is computed. You can look at
other sections for examples.
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