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https://issues.apache.org/jira/browse/SPARK-59630?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18116647#comment-18116647
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Haotian Sun commented on SPARK-59630:
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Pull request available: https://github.com/apache/spark/pull/58847
> Explain NumPy ufunc type behavior
> ---------------------------------
>
> Key: SPARK-59630
> URL: https://issues.apache.org/jira/browse/SPARK-59630
> Project: Spark
> Issue Type: Sub-task
> Components: Pandas API on Spark
> Affects Versions: 4.4.0
> Reporter: Haotian Sun
> Priority: Major
> Labels: pull-request-available
>
> Document why Spark-backed NumPy ufunc mappings can produce result types that
> differ from NumPy, including FloatType-to-DoubleType widening and existing
> operand type behavior.
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