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https://issues.apache.org/jira/browse/MATH-1222?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14528717#comment-14528717
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Benedikt Ritter commented on MATH-1222:
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Creates a PR https://github.com/apache/commons-math/pull/5
> Use Double.isNaN(double) instead of x != x in FastMath
> ------------------------------------------------------
>
> Key: MATH-1222
> URL: https://issues.apache.org/jira/browse/MATH-1222
> Project: Commons Math
> Issue Type: Task
> Reporter: Benedikt Ritter
> Labels: github
>
> As discussed in http://markmail.org/thread/f6juilawhswblnve we should use
> Double.isNaN(double) for checking whether a double is NaN in FastMath instead
> of using the odd looking x != x comparison.
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